chore: format the tree and clear ruff's findings

Applies ruff format, ruff check --fix and prettier, so CI can gate on all three.
The surviving unused imports were all re-exports in __init__.py, now covered by a
per-file ignore; the pdf.js viewer and the generated openapi types join the
vendored code that eslint and prettier already skip.

backend/pyproject.toml

@@ -38,6 +38,11 @@ dev = [
     "pytest-databases[postgres]>=0.15.0",
 ]
 
+[tool.ruff.lint.per-file-ignores]
+# The package __init__.py files exist to re-export their modules' public names, so every
+# import in them is "unused" as far as F401 is concerned.
+"__init__.py" = ["F401"]
+
 [tool.pytest.ini_options]
 asyncio_mode = "auto"
 testpaths = ["tests"]

backend/src/chitai/app.py

@@ -72,6 +72,7 @@ oauth2_auth = OAuth2PasswordBearerAuth[User](
 
 watcher_task: asyncio.Task
 
+
 @asynccontextmanager
 async def setup_db_connection(app: Litestar) -> AsyncGenerator[None, None]:
     # Setup databse
@@ -107,7 +108,9 @@ async def setup_directory_watcher(app: Litestar) -> AsyncGenerator[None, None]:
         book_service = BookService(session=db_session)
         library_service = LibraryService(session=db_session)
 
-        file_watcher = ConsumeDirectoryWatcher(settings.consume_path, library_service, book_service)
+        file_watcher = ConsumeDirectoryWatcher(
+            settings.consume_path, library_service, book_service
+        )
         watcher_task = asyncio.create_task(file_watcher.init_watcher())
 
         try:
@@ -115,6 +118,7 @@ async def setup_directory_watcher(app: Litestar) -> AsyncGenerator[None, None]:
         finally:
             watcher_task.cancel()
 
+
 def create_app() -> Litestar:
     return Litestar(
         route_handlers=[

backend/src/chitai/controllers/access.py

@@ -1,7 +1,7 @@
 # src/chitai/controllers/access.py
 
 # Standard library
-from typing import Annotated, Any
+from typing import Annotated
 import logging
 
 # Third-party libraries

backend/src/chitai/controllers/author.py

@@ -4,9 +4,8 @@
 from typing import Annotated
 
 # Third-party libraries
-from litestar import Controller, post, get, patch, delete
+from litestar import Controller, get
 from litestar.params import Dependency
-from litestar.exceptions import HTTPException
 from advanced_alchemy.extensions.litestar.providers import create_service_dependencies
 from advanced_alchemy.service.pagination import OffsetPagination
 from advanced_alchemy.service import FilterTypeT

backend/src/chitai/controllers/kosync_device.py

@@ -8,47 +8,51 @@ from litestar import Controller, post, get, delete
 from litestar.di import Provide
 from chitai.services import dependencies as deps
 
+
 class DeviceController(Controller):
     """Controller for managing KOReader devices."""
 
-    dependencies = {
-        "device_service": Provide(deps.provide_kosync_device_service)
-    }
+    dependencies = {"device_service": Provide(deps.provide_kosync_device_service)}
 
     path = "/devices"
 
-
     @get()
-    async def get_devices(self, device_service: KosyncDeviceService, current_user: User) -> OffsetPagination[KosyncDeviceRead]:
+    async def get_devices(
+        self, device_service: KosyncDeviceService, current_user: User
+    ) -> OffsetPagination[KosyncDeviceRead]:
         """Return a list of all the user's devices."""
-        devices = await device_service.list(
-            KosyncDevice.user_id == current_user.id
-        )
+        devices = await device_service.list(KosyncDevice.user_id == current_user.id)
         return device_service.to_schema(devices, schema_type=KosyncDeviceRead)
 
     @post()
-    async def create_device(self, data: KosyncDeviceCreate, device_service: KosyncDeviceService, current_user: User) -> KosyncDeviceRead:
-        device = await device_service.create({
-            'name': data.name,
-            'user_id': current_user.id
-        })
+    async def create_device(
+        self,
+        data: KosyncDeviceCreate,
+        device_service: KosyncDeviceService,
+        current_user: User,
+    ) -> KosyncDeviceRead:
+        device = await device_service.create(
+            {"name": data.name, "user_id": current_user.id}
+        )
         return device_service.to_schema(device, schema_type=KosyncDeviceRead)
 
     @delete("/{device_id:int}")
-    async def delete_device(self, device_id: int, device_service: KosyncDeviceService, current_user: User) -> None:
+    async def delete_device(
+        self, device_id: int, device_service: KosyncDeviceService, current_user: User
+    ) -> None:
         # Ensure the device exists and is owned by the user
         device = await device_service.get_one(
-            KosyncDevice.id == device_id,
-            KosyncDevice.user_id == current_user.id
+            KosyncDevice.id == device_id, KosyncDevice.user_id == current_user.id
         )
         await device_service.delete(device.id)
 
     @get("/{device_id:int}/regenerate")
-    async def regenerate_device_api_key(self, device_id: int, device_service: KosyncDeviceService, current_user: User) -> KosyncDeviceRead:
+    async def regenerate_device_api_key(
+        self, device_id: int, device_service: KosyncDeviceService, current_user: User
+    ) -> KosyncDeviceRead:
         # Ensure the device exists and is owned by the user
         device = await device_service.get_one(
-            KosyncDevice.id == device_id,
-            KosyncDevice.user_id == current_user.id
+            KosyncDevice.id == device_id, KosyncDevice.user_id == current_user.id
         )
         updated_device = await device_service.regenerate_api_key(device.id)
         return device_service.to_schema(updated_device, schema_type=KosyncDeviceRead)

backend/src/chitai/controllers/kosync_progress.py

@@ -58,10 +58,14 @@ class KosyncController(Controller):
         user: m.User,
     ) -> KosyncProgressRead:
         """Return the Kosync progress record associated with the given document."""
-        progress = await kosync_progress_service.get_by_document_hash(user.id, document_id)
+        progress = await kosync_progress_service.get_by_document_hash(
+            user.id, document_id
+        )
 
         if not progress:
-            raise HTTPException(status_code=404, detail="No progress found for document")
+            raise HTTPException(
+                status_code=404, detail="No progress found for document"
+            )
 
         return KosyncProgressRead(
             document=progress.document,
@@ -85,6 +89,3 @@ class KosyncController(Controller):
             detail="User accounts must be created via the main application",
             status_code=HTTP_403_FORBIDDEN,
         )
-    
-    
-

backend/src/chitai/controllers/library.py

@@ -10,7 +10,7 @@ from typing import Annotated
 # Third-party libraries
 import aiofiles
 from aiofiles import os as aios
-from litestar import Controller, post, get, patch, delete
+from litestar import Controller, post, get, delete
 from litestar.enums import RequestEncodingType
 from litestar.params import Body, Dependency
 from litestar.exceptions import HTTPException
@@ -89,7 +89,9 @@ class LibraryController(Controller):
         Injected Dependencies:
             library_service: The service used to query and return library data.
         """
-        results, total = await library_service.list_and_count(*filters, load=[m.Library.books])
+        results, total = await library_service.list_and_count(
+            *filters, load=[m.Library.books]
+        )
         return library_service.to_schema(
             results, total, filters, schema_type=LibraryRead
         )

backend/src/chitai/controllers/opds.py

@@ -1,4 +1,3 @@
-
 from chitai.services import dependencies as deps
 from chitai.database import models as m
 from chitai.services.author import AuthorService
@@ -6,7 +5,15 @@ from chitai.services.filters.author import AuthorLibraryFilter
 from chitai.services.filters.publisher import PublisherLibraryFilter
 from chitai.services.filters.tags import TagLibraryFilter
 from chitai.services.opds.models import Entry, Link, LinkTypes, LinkRelations
-from chitai.services.opds.opds import create_acquisition_feed, create_navigation_feed, create_library_navigation_feed, create_collection_navigation_feed, create_pagination_links, create_search_link, get_opensearch_document
+from chitai.services.opds.opds import (
+    create_acquisition_feed,
+    create_navigation_feed,
+    create_library_navigation_feed,
+    create_collection_navigation_feed,
+    create_pagination_links,
+    create_search_link,
+    get_opensearch_document,
+)
 from chitai.services import BookService, ShelfService, LibraryService
 from chitai.services.publisher import PublisherService
 from chitai.services.tag import TagService
@@ -22,7 +29,6 @@ from litestar.params import Dependency
 from advanced_alchemy.service import FilterTypeT
 
 
-
 class OpdsController(Controller):
     """Controller for managing OPDS endpoints"""
 
@@ -76,10 +82,11 @@ class OpdsController(Controller):
                         title=lib.name,
                         href=f"/opds/library/{lib.id}",
                         rel=LinkRelations.SUBSECTION,
-                        type=LinkTypes.NAVIGATION
+                        type=LinkTypes.NAVIGATION,
                     )
-                ]
-            ) for lib in libraries
+                ],
+            )
+            for lib in libraries
         ]
 
         feed = create_navigation_feed(
@@ -94,13 +101,10 @@ class OpdsController(Controller):
                     title="Search books",
                 )
             ],
-                entries=entries
+            entries=entries,
         )
 
-        return Response(
-            feed,
-            media_type="application/xml"
-        )
+        return Response(feed, media_type="application/xml")
 
     @get("/acquisition")
     async def get_acquisition_feed(
@@ -109,8 +113,10 @@ class OpdsController(Controller):
         feed_id: str,
         feed_title: str,
         books_service: BookService,
-        book_filters: Annotated[list[FilterTypeT], Dependency(skip_validation=True)] = [],
-        filters: Annotated[list[FilterTypeT], Dependency(skip_validation=True)] = []
+        book_filters: Annotated[
+            list[FilterTypeT], Dependency(skip_validation=True)
+        ] = [],
+        filters: Annotated[list[FilterTypeT], Dependency(skip_validation=True)] = [],
     ) -> Response:
 
         all_filters = [*filters, *book_filters]
@@ -121,20 +127,22 @@ class OpdsController(Controller):
         links = []
 
         # Create pagination links if it is a paginated feed
-        if request.query_params.get('paginated'):
+        if request.query_params.get("paginated"):
             pagination = create_pagination_links(
                 request=request,
                 total=total,
                 limit=limit,
                 offset=offset,
                 feed_title=feed_title,
-                link_type=LinkTypes.ACQUISITION
+                link_type=LinkTypes.ACQUISITION,
             )
 
-            links.extend([link for link in [pagination.next_link, pagination.prev_link] if link])
+            links.extend(
+                [link for link in [pagination.next_link, pagination.prev_link] if link]
+            )
 
         # Add search link if this is a searchable feed
-        if request.query_params.get('search'):
+        if request.query_params.get("search"):
             links.append(create_search_link(request))
 
         # Create self URL
@@ -150,15 +158,14 @@ class OpdsController(Controller):
 
         return Response(feed, media_type="application/xml")
 
-
     @get("/opensearch")
     async def opensearch(self, user: m.User, request: Request) -> Response:
 
         return Response(
             get_opensearch_document(
-                base_url=f'/opds/search?{urlencode(list(request.query_params.items()), doseq=True)}&'
+                base_url=f"/opds/search?{urlencode(list(request.query_params.items()), doseq=True)}&"
             ),
-            media_type="application/xml"
+            media_type="application/xml",
         )
 
     @get("/library/{library_id:int}")
@@ -168,7 +175,6 @@ class OpdsController(Controller):
 
         return Response(feed, media_type="application/xml")
 
-    
     @get("/library/{library_id:int}/{collection_type:str}")
     async def get_library_collection_feed(
         self,
@@ -180,34 +186,46 @@ class OpdsController(Controller):
         tag_service: TagService,
         publisher_service: PublisherService,
         request: Request,
-        filters: Annotated[list[FilterTypeT], Dependency(skip_validation=True)] = []
+        filters: Annotated[list[FilterTypeT], Dependency(skip_validation=True)] = [],
     ) -> Response:
 
         service_map = {
-            'shelves': (shelf_service, lambda: shelf_service.list_and_count(
+            "shelves": (
+                shelf_service,
+                lambda: shelf_service.list_and_count(
                     *filters,
                     CollectionFilter("library_id", values=[library.id]),
                     OrderBy("name", "asc"),
-                m.BookList.user_id == user.id
-            )),
-            'tags': (tag_service, lambda: tag_service.list_and_count(
+                    m.BookList.user_id == user.id,
+                ),
+            ),
+            "tags": (
+                tag_service,
+                lambda: tag_service.list_and_count(
                     *filters,
                     TagLibraryFilter(libraries=[library.id]),
                     OrderBy("name", "asc"),
                     uniquify=True,
-            )),
-            'authors': (author_service, lambda: author_service.list_and_count(
+                ),
+            ),
+            "authors": (
+                author_service,
+                lambda: author_service.list_and_count(
                     *filters,
                     AuthorLibraryFilter(libraries=[library.id]),
                     OrderBy("name", "asc"),
-                uniquify=True
-            )),
-            'publishers': (publisher_service, lambda: publisher_service.list_and_count(
+                    uniquify=True,
+                ),
+            ),
+            "publishers": (
+                publisher_service,
+                lambda: publisher_service.list_and_count(
                     *filters,
                     PublisherLibraryFilter(libraries=[library.id]),
                     OrderBy("name", "asc"),
-                uniquify=True
-            ))
+                    uniquify=True,
+                ),
+            ),
         }
 
         if collection_type not in service_map:
@@ -220,38 +238,37 @@ class OpdsController(Controller):
         # Create pagination links if it is a paginated feed
         limit, offset = extract_limit_offset(filters)
 
-        if request.query_params.get('paginated'):
+        if request.query_params.get("paginated"):
             pagination = create_pagination_links(
                 request=request,
                 total=total,
                 limit=limit,
                 offset=offset,
                 feed_title=collection_type,
-                link_type=LinkTypes.ACQUISITION
+                link_type=LinkTypes.ACQUISITION,
             )
 
-            links.extend([link for link in [pagination.next_link, pagination.prev_link] if link])
+            links.extend(
+                [link for link in [pagination.next_link, pagination.prev_link] if link]
+            )
 
         feed = create_collection_navigation_feed(library, collection_type, items, links)
         return Response(feed, media_type="application/xml")
 
-
-    
     @get("/search")
     async def search_books(
-        self, books_service: BookService,
+        self,
+        books_service: BookService,
         request: Request,
         book_filters: Annotated[
             list[FilterTypeT], Dependency(skip_validation=True)
         ] = [],
-        filters: Annotated[list[FilterTypeT], Dependency(skip_validation=True)] = []
+        filters: Annotated[list[FilterTypeT], Dependency(skip_validation=True)] = [],
     ) -> Response:
 
         filters = [*filters, *book_filters]
 
-        books, total = await books_service.list_and_count(
-            *filters
-        )
+        books, total = await books_service.list_and_count(*filters)
 
         limit, offset = extract_limit_offset(filters)
 
@@ -262,17 +279,17 @@ class OpdsController(Controller):
             limit=limit,
             offset=offset,
             feed_title="Search Results",
-            link_type=LinkTypes.ACQUISITION
+            link_type=LinkTypes.ACQUISITION,
         )
 
         links = [link for link in [pagination.next_link, pagination.prev_link] if link]
 
         catalog_xml = create_acquisition_feed(
-            id=f"/opds/search?q=q",
+            id="/opds/search?q=q",
             title="Search results",
-            url=f"/opds/search?q=q",
+            url="/opds/search?q=q",
             books=books,
-            links=links
+            links=links,
         )
 
         return Response(catalog_xml, media_type="application/xml")
@@ -287,10 +304,7 @@ class OpdsController(Controller):
 
 def extract_limit_offset(filters: list[FilterTypeT]) -> tuple[int, int]:
     """Extract page size and offset from filters"""
-    limit_offset_filter = next(
-        (f for f in filters if isinstance(f, LimitOffset)),
-        None
-    )
+    limit_offset_filter = next((f for f in filters if isinstance(f, LimitOffset)), None)
 
     if limit_offset_filter:
         return limit_offset_filter.limit, limit_offset_filter.offset

backend/src/chitai/controllers/publisher.py

@@ -4,7 +4,7 @@
 from typing import Annotated
 
 # Third-party libraries
-from litestar import Controller, post, get, patch, delete
+from litestar import Controller, get
 from litestar.params import Dependency
 from advanced_alchemy.extensions.litestar.providers import create_service_dependencies
 from advanced_alchemy.service.pagination import OffsetPagination

backend/src/chitai/controllers/shelf.py

@@ -70,7 +70,9 @@ class BookshelfController(Controller):
             filters.append(CollectionFilter("library_id", values=libraries))
         filters.append(m.BookList.user_id == current_user.id)
 
-        results, total = await shelf_service.list_and_count(*filters, load=[selectinload(m.BookList.book_links)])
+        results, total = await shelf_service.list_and_count(
+            *filters, load=[selectinload(m.BookList.book_links)]
+        )
         return shelf_service.to_schema(results, total, filters, schema_type=ShelfRead)
 
     @post()

backend/src/chitai/controllers/tag.py

@@ -4,7 +4,7 @@
 from typing import Annotated
 
 # Third-party libraries
-from litestar import Controller, post, get, patch, delete
+from litestar import Controller, get
 from litestar.params import Dependency
 from advanced_alchemy.extensions.litestar.providers import create_service_dependencies
 from advanced_alchemy.service.pagination import OffsetPagination

backend/src/chitai/database/models/book_progress.py

@@ -1,7 +1,6 @@
 from typing import Optional
 from sqlalchemy import ForeignKey
 from sqlalchemy.orm import Mapped, mapped_column
-from sqlalchemy.orm import relationship
 from advanced_alchemy.base import BigIntAuditBase
 
 

backend/src/chitai/database/models/book_series.py

@@ -1,12 +1,10 @@
 from collections.abc import Hashable
 from sqlalchemy.orm import Mapped, mapped_column
-from sqlalchemy import ColumnElement, ForeignKey
+from sqlalchemy import ColumnElement
 
 from advanced_alchemy.base import BigIntAuditBase
 from advanced_alchemy.mixins import UniqueMixin
 
-from .book import Book
-
 
 class BookSeries(BigIntAuditBase, UniqueMixin):
     __tablename__ = "book_series"

backend/src/chitai/database/models/kosync_device.py

@@ -1,9 +1,10 @@
-from sqlalchemy import ColumnElement, ForeignKey
+from sqlalchemy import ForeignKey
 from sqlalchemy.orm import Mapped
 from sqlalchemy.orm import mapped_column
 
 from advanced_alchemy.base import BigIntAuditBase
 
+
 class KosyncDevice(BigIntAuditBase):
     __tablename__ = "devices"
 

backend/src/chitai/exceptions/handlers.py

@@ -1,6 +1,4 @@
 from litestar import Request, Response, MediaType
-from litestar.exceptions import HTTPException
-from litestar.status_codes import HTTP_404_NOT_FOUND
 
 from advanced_alchemy.exceptions import NotFoundError
 

backend/src/chitai/middleware/basic_auth.py

@@ -3,7 +3,7 @@ from chitai.services.user import UserService
 from litestar.middleware import (
     AbstractAuthenticationMiddleware,
     AuthenticationResult,
-   DefineMiddleware
+    DefineMiddleware,
 )
 from litestar.connection import ASGIConnection
 from litestar.exceptions import NotAuthorizedException, PermissionDeniedException
@@ -11,7 +11,9 @@ from chitai.config import settings
 
 
 class BasicAuthenticationMiddleware(AbstractAuthenticationMiddleware):
-    async def authenticate_request(self, connection: ASGIConnection) -> AuthenticationResult:
+    async def authenticate_request(
+        self, connection: ASGIConnection
+    ) -> AuthenticationResult:
         """Given a request, parse the header for Base64 encoded basic auth credentials."""
 
         # retrieve the auth header
@@ -19,11 +21,14 @@ class BasicAuthenticationMiddleware(AbstractAuthenticationMiddleware):
         if not auth_header:
             raise NotAuthorizedException()
 
-        username, password = b64decode(auth_header.split("Basic ")[1]).decode().split(":")
-
+        username, password = (
+            b64decode(auth_header.split("Basic ")[1]).decode().split(":")
+        )
 
         try:
-            db_session = settings.alchemy_config.provide_session(connection.app.state, connection.scope)
+            db_session = settings.alchemy_config.provide_session(
+                connection.app.state, connection.scope
+            )
             user_service = UserService(db_session)
             user = await user_service.authenticate(username, password)
             return AuthenticationResult(user=user, auth=None)

backend/src/chitai/middleware/kosync_auth.py

@@ -3,7 +3,7 @@ from chitai.services.kosync_device import KosyncDeviceService
 from litestar.middleware import (
     AbstractAuthenticationMiddleware,
     AuthenticationResult,
-   DefineMiddleware
+    DefineMiddleware,
 )
 from litestar.connection import ASGIConnection
 from litestar.exceptions import NotAuthorizedException, PermissionDeniedException
@@ -11,7 +11,9 @@ from chitai.config import settings
 
 
 class KosyncAuthenticationMiddleware(AbstractAuthenticationMiddleware):
-    async def authenticate_request(self, connection: ASGIConnection) -> AuthenticationResult:
+    async def authenticate_request(
+        self, connection: ASGIConnection
+    ) -> AuthenticationResult:
         """Given a request, parse the header for Base64 encoded basic auth credentials."""
 
         # retrieve the auth header
@@ -20,7 +22,9 @@ class KosyncAuthenticationMiddleware(AbstractAuthenticationMiddleware):
             raise NotAuthorizedException()
 
         try:
-            db_session = settings.alchemy_config.provide_session(connection.app.state, connection.scope)
+            db_session = settings.alchemy_config.provide_session(
+                connection.app.state, connection.scope
+            )
             user_service = UserService(db_session)
             device_service = KosyncDeviceService(db_session)
 

backend/src/chitai/schemas/book.py

@@ -273,5 +273,3 @@ class BookProgressCreate(BaseModel):
     completed: bool | None = None
     device_type: str | None = None
     device_id: str | None = None
-
-

backend/src/chitai/schemas/library.py

@@ -1,9 +1,9 @@
-from pathlib import Path
 from typing import Annotated
 from pydantic import BaseModel, ConfigDict, Field, SkipValidation, computed_field
 from litestar.datastructures import UploadFile
 from advanced_alchemy.utils.text import slugify
 
+
 class LibraryCreate(BaseModel):
     name: Annotated[str, Field(min_length=1)]
     root_path: str
@@ -17,6 +17,7 @@ class LibraryCreate(BaseModel):
     def slug(self) -> str:
         return slugify(self.name)
 
+
 class LibraryRead(BaseModel):
     id: int
     name: str

backend/src/chitai/schemas/shelf.py

@@ -1,4 +1,4 @@
-from pydantic import BaseModel, ConfigDict, Field, field_validator
+from pydantic import BaseModel, Field, field_validator
 
 
 class ShelfRead(BaseModel):

backend/src/chitai/services/book.py

@@ -19,7 +19,7 @@ from advanced_alchemy.service import (
     SQLAlchemyAsyncRepositoryService,
     ModelDictT,
     is_dict,
-    schema_dump
+    schema_dump,
 )
 from advanced_alchemy.repository import SQLAlchemyAsyncRepository
 from advanced_alchemy.filters import CollectionFilter
@@ -349,7 +349,9 @@ def _series_position(data: Any) -> tuple[str, str | None]:
     return normalize_title(series), (position or "").strip() or None
 
 
-def _is_different_volume(left: tuple[str, str | None], right: tuple[str, str | None]) -> bool:
+def _is_different_volume(
+    left: tuple[str, str | None], right: tuple[str, str | None]
+) -> bool:
     """
     Whether two books are numbered entries of one series, and not the same entry.
 
@@ -464,8 +466,6 @@ class BookService(SQLAlchemyAsyncRepositoryService[Book]):
 
     repository_type = Repo
 
-    
-
     async def create_book(
         self,
         data: ModelDictT[Book],
@@ -647,7 +647,10 @@ class BookService(SQLAlchemyAsyncRepositoryService[Book]):
             return []
 
         statement = (
-            select(Book).where(or_(*conditions)).options(*self._MATCH_LOADS).order_by(Book.id)
+            select(Book)
+            .where(or_(*conditions))
+            .options(*self._MATCH_LOADS)
+            .order_by(Book.id)
         )
 
         if exclude_book_id is not None:
@@ -724,7 +727,9 @@ class BookService(SQLAlchemyAsyncRepositoryService[Book]):
             ValueError: If fewer than two distinct books were named, one of them does
                 not exist, or they do not all belong to one library.
         """
-        merged_ids = [book_id for book_id in dict.fromkeys(merged_ids) if book_id != survivor_id]
+        merged_ids = [
+            book_id for book_id in dict.fromkeys(merged_ids) if book_id != survivor_id
+        ]
 
         if not merged_ids:
             raise ValueError("A merge needs at least two different books")
@@ -848,12 +853,16 @@ class BookService(SQLAlchemyAsyncRepositoryService[Book]):
         # Reading progress is per user, and the furthest one is the true answer for a
         # reader who has been through the EPUB and not the PDF.
         rows = (
+            (
                 await session.execute(
                     select(BookProgress)
                     .where(BookProgress.book_id.in_([survivor_id, *merged_ids]))
                     .order_by(BookProgress.percentage.desc())
                 )
-        ).scalars().all()
+            )
+            .scalars()
+            .all()
+        )
 
         furthest: dict[int, BookProgress] = {}
         for progress in rows:
@@ -902,14 +911,19 @@ class BookService(SQLAlchemyAsyncRepositoryService[Book]):
         # and only one of them however many books offered it.
         held_names = select(Identifier.name).where(Identifier.book_id == survivor_id)
         incoming = (
+            (
                 await session.execute(
                     select(Identifier)
                     .where(
-                    Identifier.book_id.in_(merged_ids), Identifier.name.notin_(held_names)
+                        Identifier.book_id.in_(merged_ids),
+                        Identifier.name.notin_(held_names),
                     )
                     .order_by(Identifier.book_id, Identifier.id)
                 )
-        ).scalars().all()
+            )
+            .scalars()
+            .all()
+        )
 
         taken: set[str] = set()
         for identifier in incoming:
@@ -932,6 +946,7 @@ class BookService(SQLAlchemyAsyncRepositoryService[Book]):
         merged = set(merged_ids)
 
         rows = (
+            (
                 await session.execute(
                     select(DuplicateDismissal).where(
                         or_(
@@ -940,7 +955,10 @@ class BookService(SQLAlchemyAsyncRepositoryService[Book]):
                         )
                     )
                 )
-        ).scalars().all()
+            )
+            .scalars()
+            .all()
+        )
 
         existing = await self._dismissed_pairs()
         doomed: list[int] = []
@@ -1025,7 +1043,9 @@ class BookService(SQLAlchemyAsyncRepositoryService[Book]):
             # copies meet as long as they agree on any one of them.
             for title in titles:
                 for author in authors:
-                    buckets[(MATCHED_ON_TITLE_AUTHOR, f"{title}\x00{author}")].append(book_id)
+                    buckets[(MATCHED_ON_TITLE_AUTHOR, f"{title}\x00{author}")].append(
+                        book_id
+                    )
 
         dismissed = await self._dismissed_pairs()
         series = {book_id: _series_position(book) for book_id, book in books.items()}
@@ -1071,8 +1091,14 @@ class BookService(SQLAlchemyAsyncRepositoryService[Book]):
             raise ValueError("A book cannot be dismissed against itself")
 
         found = (
-            await self.repository.session.execute(select(Book.id).where(Book.id.in_(pair)))
-        ).scalars().all()
+            (
+                await self.repository.session.execute(
+                    select(Book.id).where(Book.id.in_(pair))
+                )
+            )
+            .scalars()
+            .all()
+        )
 
         if len(set(found)) != 2:
             raise ValueError("No such book")
@@ -1305,7 +1331,9 @@ class BookService(SQLAlchemyAsyncRepositoryService[Book]):
                 **kwargs,
             )
             result.books.append(book)
-            await self._record_possible_duplicates(result.possible_duplicates, book, library)
+            await self._record_possible_duplicates(
+                result.possible_duplicates, book, library
+            )
 
         return result
 
@@ -1344,7 +1372,7 @@ class BookService(SQLAlchemyAsyncRepositoryService[Book]):
         consume_path: Path,
         library: Library,
         allow_duplicates: bool = False,
-        **kwargs
+        **kwargs,
     ) -> ImportResult:
         """
         Import files that are already on disk, from the consume directory.
@@ -1368,7 +1396,6 @@ class BookService(SQLAlchemyAsyncRepositoryService[Book]):
         result = ImportResult()
         file_groups: dict[Path, list[Path]] = defaultdict(list)
 
-
         for file_path in file_paths:
             rel_path = file_path.relative_to(consume_path)
             parent_rel = rel_path.parent
@@ -1383,7 +1410,6 @@ class BookService(SQLAlchemyAsyncRepositoryService[Book]):
             # Add to appropriate group
             file_groups[group_key].append(file_path)
 
-
         # For each grouping
         for group, files in file_groups.items():
             # Fingerprinted before anything moves, since the paths are about to change.
@@ -1405,7 +1431,7 @@ class BookService(SQLAlchemyAsyncRepositoryService[Book]):
                 cleanup_empty_parent_directories(consume_path / group, consume_path)
                 continue
 
-            data: dict[str, Any] = {'files': accepted}
+            data: dict[str, Any] = {"files": accepted}
             await self._parse_metadata_from_files(data, root_path=consume_path)
             await self._save_cover_image(data)
 
@@ -1446,7 +1472,9 @@ class BookService(SQLAlchemyAsyncRepositoryService[Book]):
 
             book = await super().create(data)
             result.books.append(book)
-            await self._record_possible_duplicates(result.possible_duplicates, book, library)
+            await self._record_possible_duplicates(
+                result.possible_duplicates, book, library
+            )
 
             await self.repository.session.commit()
 
@@ -1554,17 +1582,11 @@ class BookService(SQLAlchemyAsyncRepositoryService[Book]):
         # What the catalogue claims and what is on disk can disagree: Calibre keeps the
         # row when a file is moved away behind its back.
         present = [
-            file.path
-            for file in entry.files
-            if await aios.path.isfile(file.path)
+            file.path for file in entry.files if await aios.path.isfile(file.path)
         ]
 
         if not present:
-            reason = (
-                "no files on disk"
-                if entry.files
-                else "no files in the catalogue"
-            )
+            reason = "no files on disk" if entry.files else "no files in the catalogue"
             result.skipped.append(
                 UnimportedBook(
                     calibre_id=entry.calibre_id, title=entry.title, reason=reason
@@ -1918,9 +1940,13 @@ class BookService(SQLAlchemyAsyncRepositoryService[Book]):
                 # TODO: Move only the files associated with the book instead of the whole directory
                 await move_dir_contents(book.path, updated_path)
                 data["path"] = str(updated_path)
-                cleanup_empty_parent_directories(Path(book.path), Path(library.root_path))
+                cleanup_empty_parent_directories(
+                    Path(book.path), Path(library.root_path)
+                )
 
-        return await super().update(data, item_id=book_id, execution_options={"populate_existing": True})
+        return await super().update(
+            data, item_id=book_id, execution_options={"populate_existing": True}
+        )
 
     async def add_files(
         self,
@@ -1979,7 +2005,9 @@ class BookService(SQLAlchemyAsyncRepositoryService[Book]):
         data["files"] = files
         new_files = await self._save_book_files(library, data, fingerprints)
         book.files.extend(new_files)
-        await self.update_book(book.id, {"files": [file for file in book.files]}, library)
+        await self.update_book(
+            book.id, {"files": [file for file in book.files]}, library
+        )
 
     @staticmethod
     async def _restore_file(
@@ -2082,7 +2110,9 @@ class BookService(SQLAlchemyAsyncRepositoryService[Book]):
 
         return data
 
-    async def _populate_with_unique_relationships(self, data: ModelDictT[Book]) -> ModelDictT[Book]:
+    async def _populate_with_unique_relationships(
+        self, data: ModelDictT[Book]
+    ) -> ModelDictT[Book]:
         """
         Ensure relationship entities (authors, series, tags, etc.) are unique in the database.
 
@@ -2307,7 +2337,9 @@ class BookService(SQLAlchemyAsyncRepositoryService[Book]):
         data["files"] = file_metadata
         return data["files"]
 
-    async def _parse_metadata_from_files(self, data: dict, root_path: Path | None = None) -> dict:
+    async def _parse_metadata_from_files(
+        self, data: dict, root_path: Path | None = None
+    ) -> dict:
         """
         Extract metadata (title, author, etc.) from book files.
 
@@ -2319,7 +2351,9 @@ class BookService(SQLAlchemyAsyncRepositoryService[Book]):
         Returns:
             The data with extracted metadata populated in empty fields.
         """
-        extracted_metadata = await MetadataExtractor.extract_metadata(data["files"], root_path)
+        extracted_metadata = await MetadataExtractor.extract_metadata(
+            data["files"], root_path
+        )
 
         # Add missing fields and update empty (falsey) fields with extracted metadata
         for attr in extracted_metadata.keys():

backend/src/chitai/services/bookshelf.py

@@ -1,13 +1,8 @@
 # src/chitai/services/bookshelf.py
 
 # Third-party libraries
-from typing import Any, Sequence
-from advanced_alchemy.exceptions import ErrorMessages
-from advanced_alchemy.filters import StatementFilter
 from advanced_alchemy.service import SQLAlchemyAsyncRepositoryService
 from advanced_alchemy.repository import SQLAlchemyAsyncRepository
-from advanced_alchemy.utils.dataclass import Empty, EmptyType
-from sqlalchemy import ColumnElement, Select, delete
 
 # Local imports
 from chitai.database.models.book_list import BookList, BookListLink

backend/src/chitai/services/calibre.py

@@ -297,7 +297,9 @@ class CalibreLibrary:
 
     async def count(self) -> int:
         """How many books the catalogue holds, without reading any of them."""
-        rows = await self._in_thread(lambda: self._execute("SELECT count(*) FROM books"))
+        rows = await self._in_thread(
+            lambda: self._execute("SELECT count(*) FROM books")
+        )
         return int(rows[0][0])
 
     async def books(self) -> list[CalibreBook]:
@@ -393,7 +395,9 @@ class CalibreLibrary:
                     calibre_id=book_id,
                     uuid=str(uuid or ""),
                     title=str(title or ""),
-                    authors=[unescape_author(name) for name in authors.get(book_id, [])],
+                    authors=[
+                        unescape_author(name) for name in authors.get(book_id, [])
+                    ],
                     description=strip_html(descriptions.get(book_id)),
                     published_date=parse_date(pubdate),
                     series=in_series,
@@ -510,8 +514,19 @@ class _TextExtractor(HTMLParser):
     # a description of three paragraphs comes out as one run-on sentence.
     _BREAKS = frozenset(
         {
-            "p", "br", "div", "li", "tr", "blockquote", "hr",
-            "h1", "h2", "h3", "h4", "h5", "h6",
+            "p",
+            "br",
+            "div",
+            "li",
+            "tr",
+            "blockquote",
+            "hr",
+            "h1",
+            "h2",
+            "h3",
+            "h4",
+            "h5",
+            "h6",
         }
     )
 

backend/src/chitai/services/consume.py

@@ -4,14 +4,20 @@ from collections import defaultdict
 from chitai.config import settings
 from chitai.database.models.library import Library
 from chitai.services import BookService, LibraryService
-from chitai.services.metadata_extractor import Extractor
 from chitai.services.utils import create_directory
 from watchfiles import awatch, Change
 
+
 class ConsumeDirectoryWatcher:
     """Watches a directory and batch processes files by their relative path."""
 
-    def __init__(self, watch_path: str, library_service: LibraryService, book_service: BookService,  batch_delay: float = 3.0):
+    def __init__(
+        self,
+        watch_path: str,
+        library_service: LibraryService,
+        book_service: BookService,
+        batch_delay: float = 3.0,
+    ):
         """
         Initialize the file watcher.
 
@@ -111,7 +117,6 @@ class ConsumeDirectoryWatcher:
     async def _process_batch(self, file_paths: set[Path], library_slug: str):
         """Process a batch of files."""
         try:
-
             result = await self.book_service.create_many_from_existing_files(
                 list(file_paths),
                 self.watch_path / Path(library_slug),
@@ -138,7 +143,6 @@ class ConsumeDirectoryWatcher:
                     f"already be in the library as: {names}"
                 )
 
-
         except Exception as e:
             print(f"Error processing batch: {e}")
             raise e

backend/src/chitai/services/dependencies.py

@@ -2,7 +2,7 @@
 
 # Standard library
 from __future__ import annotations
-from typing import Any, AsyncGenerator, Callable, NotRequired, Optional
+from typing import Any, AsyncGenerator, Optional
 
 # Third-party libraries
 from advanced_alchemy.extensions.litestar.providers import (
@@ -13,7 +13,6 @@ from advanced_alchemy.extensions.litestar.providers import (
 )
 from advanced_alchemy.exceptions import NotFoundError
 from advanced_alchemy.filters import CollectionFilter, StatementFilter
-from advanced_alchemy.service import FilterTypeT
 from sqlalchemy.orm import selectinload
 from sqlalchemy.ext.asyncio import AsyncSession
 from litestar import Request
@@ -25,7 +24,6 @@ from litestar.di import Provide
 from advanced_alchemy.extensions.litestar.providers import create_filter_dependencies
 
 # Local imports
-from chitai import schemas as s
 from chitai.database import models as m
 from chitai.services import (
     UserService,
@@ -154,7 +152,6 @@ def create_book_filter_dependencies(
 
     # OVERRIDE: Custom search filter with trigram search
     if config.get("search"):
-        search_fields = config.get("search")
 
         def provide_trigram_search_filter(
             search_string: str | None = Parameter(
@@ -370,6 +367,7 @@ def provide_optional_user(request: Request[m.User, Token, Any]) -> m.User | None
 
     return None
 
+
 async def provide_user_via_basic_auth(request: Request[m.User, None, Any]) -> m.User:
     return request.user
 
@@ -381,4 +379,3 @@ async def provide_user_via_kosync_auth(request: Request[m.User, None, Any]) -> m
 provide_kosync_device_service = create_service_provider(KosyncDeviceService)
 
 provide_kosync_progress_service = create_service_provider(KosyncProgressService)
-    

backend/src/chitai/services/filesystem_library.py

@@ -4,9 +4,7 @@ from pathlib import Path
 import re
 
 from jinja2 import Template
-from advanced_alchemy.service import ModelDictT
 
-import chitai.database.models as m
 
 # TODO: Replace Jinja2 templates with a simpler custom templating system.
 # Current Jinja2 implementation is overly complex for basic path generation.

backend/src/chitai/services/filters/author.py

@@ -1,4 +1,4 @@
-from typing import Any, Optional
+from typing import Optional
 from dataclasses import dataclass
 
 from advanced_alchemy.filters import (

backend/src/chitai/services/filters/book.py

@@ -3,11 +3,10 @@ from typing import Any, Optional
 from dataclasses import dataclass, field
 
 from sqlalchemy.orm import aliased
-from sqlalchemy import Select, and_, desc, func, or_, text
+from sqlalchemy import Select, and_, func, or_, text
 from advanced_alchemy.filters import (
     StatementTypeT,
     StatementFilter,
-    CollectionFilter,
     ModelT,
 )
 
@@ -135,7 +134,7 @@ class ProgressFilter(StatementFilter):
             status_conditions.append(
                 and_(
                     or_(
-                        m.BookProgress.completed == False,
+                        m.BookProgress.completed.is_(False),
                         m.BookProgress.completed.is_(None),
                     ),
                     m.BookProgress.percentage > 0,
@@ -143,7 +142,7 @@ class ProgressFilter(StatementFilter):
             )
 
         if ProgressStatus.READ in self.statuses:
-            status_conditions.append(m.BookProgress.completed == True)
+            status_conditions.append(m.BookProgress.completed.is_(True))
 
         if ProgressStatus.UNREAD in self.statuses:
             status_conditions.append(m.BookProgress.id.is_(None))
@@ -154,6 +153,7 @@ class ProgressFilter(StatementFilter):
 @dataclass
 class FileFilter(StatementFilter):
     """Filter books that are related to the given files."""
+
     file_ids: list[int]
 
     def append_to_statement(
@@ -165,17 +165,21 @@ class FileFilter(StatementFilter):
 
         return super().append_to_statement(statement, model, *args, **kwargs)
 
+
 @dataclass
 class FileHashFilter(StatementFilter):
     file_hashes: list[str]
 
-    def append_to_statement(self, statement: StatementTypeT, model: type[ModelT], *args, **kwargs) -> StatementTypeT:
+    def append_to_statement(
+        self, statement: StatementTypeT, model: type[ModelT], *args, **kwargs
+    ) -> StatementTypeT:
         statement = statement.where(
             m.Book.files.any(m.FileMetadata.hash.in_(self.file_hashes))
         )
 
         return super().append_to_statement(statement, model, *args, **kwargs)
 
+
 @dataclass
 class CustomOrderBy(StatementFilter):
     """Order by filter with support for 'random' and 'last accessed' orderings."""

backend/src/chitai/services/kosync_device.py

@@ -1,9 +1,14 @@
 from __future__ import annotations
 import secrets
 from chitai.database.models.kosync_device import KosyncDevice
-from advanced_alchemy.service import SQLAlchemyAsyncRepositoryService, ModelDictT, schema_dump
+from advanced_alchemy.service import (
+    SQLAlchemyAsyncRepositoryService,
+    ModelDictT,
+    schema_dump,
+)
 from advanced_alchemy.repository import SQLAlchemyAsyncRepository
 
+
 class KosyncDeviceService(SQLAlchemyAsyncRepositoryService[KosyncDevice]):
     """Service for managing KOReader devices."""
 
@@ -18,7 +23,7 @@ class KosyncDeviceService(SQLAlchemyAsyncRepositoryService[KosyncDevice]):
 
     async def create(self, data: ModelDictT[KosyncDevice], **kwargs) -> KosyncDevice:
         data = schema_dump(data)
-        data['api_key'] = self._generate_api_key()
+        data["api_key"] = self._generate_api_key()
         return await super().create(data, **kwargs)
 
     async def get_by_api_key(self, api_key: str) -> KosyncDevice:
@@ -30,6 +35,5 @@ class KosyncDeviceService(SQLAlchemyAsyncRepositoryService[KosyncDevice]):
         device.api_key = api_key
         return await self.update(device)
 
-
     def _generate_api_key(self) -> str:
         return secrets.token_hex(self.API_KEY_LENGTH_IN_BYTES)

backend/src/chitai/services/kosync_progress.py

@@ -16,7 +16,9 @@ class KosyncProgressService(SQLAlchemyAsyncRepositoryService[KosyncProgress]):
 
     repository_type = Repo
 
-    async def get_by_document_hash(self, user_id: int, document: str) -> KosyncProgress | None:
+    async def get_by_document_hash(
+        self, user_id: int, document: str
+    ) -> KosyncProgress | None:
         """Get progress for a specific document and user."""
         return await self.get_one_or_none(
             KosyncProgress.user_id == user_id,

backend/src/chitai/services/library.py

@@ -5,7 +5,6 @@ from pathlib import Path
 from advanced_alchemy.service import SQLAlchemyAsyncRepositoryService
 from advanced_alchemy.repository import SQLAlchemyAsyncRepository
 from advanced_alchemy import service
-from advanced_alchemy.utils.text import slugify
 
 # Local imports
 from chitai.database.models.library import Library
@@ -18,6 +17,7 @@ from chitai.services.utils import (
 
 from chitai.config import settings
 
+
 class LibraryService(SQLAlchemyAsyncRepositoryService[Library]):
     """Service for managing libraries and their configuration."""
 
@@ -48,7 +48,7 @@ class LibraryService(SQLAlchemyAsyncRepositoryService[Library]):
         """
 
         # TODO: What if a library root_path is a child of an existing library?
-        if existing := await self.list(Library.root_path == library.root_path):
+        if await self.list(Library.root_path == library.root_path):
             raise ValueError(f"Library already exists at '{library.root_path}'")
 
         if library.read_only:
@@ -58,7 +58,6 @@ class LibraryService(SQLAlchemyAsyncRepositoryService[Library]):
                     f"Root directory '{library.root_path}' must exist for a read-only library"
                 )
 
-            
         # TODO: Verify the read-only library has read permissions
         created_library = await super().create(
             service.schema_dump(library, exclude_unset=False), **kwargs
@@ -72,9 +71,6 @@ class LibraryService(SQLAlchemyAsyncRepositoryService[Library]):
 
         return created_library
 
-
-
-
     # TODO: Implement library deletion and optional file deletion
     async def delete(
         self, item_id: int, delete_files: bool = False, **kwargs

backend/src/chitai/services/metadata_extractor.py

@@ -103,8 +103,18 @@ def parse_identifier(value: str, scheme: str | None = None) -> tuple[str, str] |
 # Numbered editions, in the forms covers and catalogue records actually use:
 # "3rd Edition", "2E", "4e", "8_e", "/6e", "(2nd edition)", "Third International Edition".
 _ORDINAL_WORDS = {
-    "first": 1, "second": 2, "third": 3, "fourth": 4, "fifth": 5, "sixth": 6,
-    "seventh": 7, "eighth": 8, "ninth": 9, "tenth": 10, "eleventh": 11, "twelfth": 12,
+    "first": 1,
+    "second": 2,
+    "third": 3,
+    "fourth": 4,
+    "fifth": 5,
+    "sixth": 6,
+    "seventh": 7,
+    "eighth": 8,
+    "ninth": 9,
+    "tenth": 10,
+    "eleventh": 11,
+    "twelfth": 12,
 }
 
 # Words that sit between the number and "Edition" and belong to the same statement.
@@ -161,7 +171,9 @@ def split_edition(title: str | None) -> tuple[str | None, int | None]:
 
     stripped = _EDITION.sub(" ", title)
     stripped = re.sub(r"\s{2,}", " ", stripped)
-    stripped = re.sub(r"\s+([,;:.!?])", r"\1", stripped)  # "Works : What" → "Works: What"
+    stripped = re.sub(
+        r"\s+([,;:.!?])", r"\1", stripped
+    )  # "Works : What" → "Works: What"
     stripped = stripped.strip(" ,;:-–—/")
 
     # A title that is only an edition statement is not improved by having none.
@@ -178,7 +190,9 @@ class FileExtractor(Protocol):
     ) -> dict[str, Any]: ...
 
     @classmethod
-    async def extract_text(cls, input: UploadFile | BinaryIO | bytes | Path | str) -> str: ...
+    async def extract_text(
+        cls, input: UploadFile | BinaryIO | bytes | Path | str
+    ) -> str: ...
 
 
 class Extractor:
@@ -187,7 +201,9 @@ class Extractor:
     format_priorities = {"epub": 1, "pdf": 2}
 
     @classmethod
-    async def extract_metadata(cls, files: list[UploadFile] | list[Path], root_path: Path | None = None) -> dict[str, Any]:
+    async def extract_metadata(
+        cls, files: list[UploadFile] | list[Path], root_path: Path | None = None
+    ) -> dict[str, Any]:
         metadata = {}
 
         # Sort based on file priority
@@ -235,7 +251,7 @@ class Extractor:
         metadata = FilepathExtractor.extract_metadata(files[0], root_path) | metadata
 
         # format the title
-        if metadata.get('title', None):
+        if metadata.get("title", None):
             # Before the subtitle split, so the edition cannot be mistaken for one:
             # "How Linux Works, 3rd Edition: What Every Superuser Should Know" has to
             # lose the edition first for the colon count to mean anything.
@@ -282,7 +298,7 @@ class Extractor:
         file_ext = get_file_extension(filename)
 
         if file_ext is None:
-            return float('inf')
+            return float("inf")
 
         return Extractor.format_priorities.get(file_ext, float("inf"))
 
@@ -618,7 +634,9 @@ class FilepathExtractor(FileExtractor):
     """Extracts metadata from the filepath."""
 
     @classmethod
-    def extract_metadata(cls, input: UploadFile | Path | str, root_path: Path | None = None) -> dict[str, Any]:
+    def extract_metadata(
+        cls, input: UploadFile | Path | str, root_path: Path | None = None
+    ) -> dict[str, Any]:
 
         if isinstance(input, UploadFile):
             path = Path(input.filename).parent
@@ -633,27 +651,28 @@ class FilepathExtractor(FileExtractor):
 
         if len(parts) == 3:
             # Format: Author/Series/Part - Title/filename
-            metadata['author'] = parts[0]
+            metadata["author"] = parts[0]
 
             # Extract part number and title from directory name (parts[2])
             dirname = parts[2]
-            match = re.match(r'^([\d.]+)\s*-\s*(.+)$', dirname)
+            match = re.match(r"^([\d.]+)\s*-\s*(.+)$", dirname)
 
             if match:
-                metadata['series_position'] = match.group(1)  # Keep as string
-                metadata['series'] = parts[1]
-                metadata['title'] = match.group(2).strip()
+                metadata["series_position"] = match.group(1)  # Keep as string
+                metadata["series"] = parts[1]
+                metadata["title"] = match.group(2).strip()
             else:
-                metadata['series'] = parts[1]
-                metadata['title'] = path.stem
+                metadata["series"] = parts[1]
+                metadata["title"] = path.stem
 
         elif len(parts) == 2:
             # Format: Author/Title
-            metadata['author'] = parts[0]
-            metadata['title'] = path.stem  # Remove extension
+            metadata["author"] = parts[0]
+            metadata["title"] = path.stem  # Remove extension
 
         return metadata
 
+
 class FilenameExtractor(FileExtractor):
     """Extracts metadata from the filename."""
 

backend/src/chitai/services/opds/models.py

@@ -4,25 +4,37 @@ from typing import Any, Literal, Optional, Sequence
 from pydantic import BaseModel, Field
 from datetime import datetime
 
+
 class LinkTypes(StrEnum):
     NAVIGATION = "application/atom+xml;profile=opds-catalog;kind=navigation"
     ACQUISITION = "application/atom+xml;profile=opds-catalog;kind=acquisition"
     OPEN_SEARCH = "application/opensearchdescription+xml"
 
+
 class AcquisitionRelations(StrEnum):
     _BASE = "http://opds-spec.org/acquisition"
 
-    ACQUISITION = _BASE                         # A generic relation that indicates that the entry may be retrieved
-    OPEN_ACCESS = f"{_BASE}/open-access"        # Entry may be retrieved without any requirement
-    BORROW = f"{_BASE}/borrow"                  # Entry may be retrieved as part of a lending transaction
+    ACQUISITION = (
+        _BASE  # A generic relation that indicates that the entry may be retrieved
+    )
+    OPEN_ACCESS = (
+        f"{_BASE}/open-access"  # Entry may be retrieved without any requirement
+    )
+    BORROW = (
+        f"{_BASE}/borrow"  # Entry may be retrieved as part of a lending transaction
+    )
     BUY = f"{_BASE}/buy"  # Entry may be retrieved as part of a purchase
     SAMPLE = f"{_BASE}/sample"  # Subset of the entry may be retrieved
     PREVIEW = f"{_BASE}/preview"  # Subset of the entry may be retrieved
-    SUBSCRIBE = f"{_BASE}/subscribe"            # Entry my be retrieved as a part of a subscription
+    SUBSCRIBE = (
+        f"{_BASE}/subscribe"  # Entry my be retrieved as a part of a subscription
+    )
+
 
 class NavigationRelations(StrEnum):
     _BASE = ""
 
+
 class LinkRelations(StrEnum):
     """Link types for OPDSv1.2 related resources
 
@@ -32,17 +44,19 @@ class LinkRelations(StrEnum):
     _BASE = "http://opds-spec.org"
 
     START = "start"  # The OPDS catalog root
-    SUBSECTION = "subsection"                   # an OPDS feed not better described by any of the below relations
+    SUBSECTION = (
+        "subsection"  # an OPDS feed not better described by any of the below relations
+    )
     SHELF = f"{_BASE}/shelf"  # Entries acquired by the euser
-    SUBSCRIPTIONS = f"{_BASE}/subscriptions"    # Entries available with users's subscription
+    SUBSCRIPTIONS = (
+        f"{_BASE}/subscriptions"  # Entries available with users's subscription
+    )
     NEW = f"{_BASE}/sort/new"  # Newest entries
     POPULAR = f"{_BASE}/sort/popular"  # Most popular entries
     FEATURED = f"{_BASE}/featured"  # Entries selected for promotion
     RECOMMENDED = f"{_BASE}/recommended"  # Entries recommended to the specific user
 
 
-
-
 class Feed(BaseModel):  # OPDS Catalog root element
     xmlns: Literal["http://www.w3.org/2005/Atom"] = Field(
         default="http://www.w3.org/2005/Atom", serialization_alias="@xmlns"
@@ -117,9 +131,8 @@ class AcquisitionFeedLink(Link):
 
 
 class NavigationFeedLink(Link):
-    type: str = Field(
-        default=LinkTypes.NAVIGATION, serialization_alias="@type"
-    )
+    type: str = Field(default=LinkTypes.NAVIGATION, serialization_alias="@type")
+
 
 class Content(BaseModel):
     type: Literal["text"] = Field(default="text", serialization_alias="@type")
@@ -170,6 +183,7 @@ class Entry(BaseModel):
         data = super().model_dump(**kwargs)
         return {"entry": data}
 
+
 @dataclass
 class PaginationResult:
     next_link: Optional[Link]

backend/src/chitai/services/opds/opds.py

@@ -1,4 +1,3 @@
-
 from typing import Any, Callable, Sequence
 from urllib.parse import quote_plus, urlencode
 from litestar import Request
@@ -16,9 +15,10 @@ from .models import (
     AcquisitionFeedLink,
     NavigationFeed,
     NavigationFeedLink,
-    PaginationResult
+    PaginationResult,
 )
 
+
 def get_opensearch_document(base_url: str = "/opds/search?") -> str:
     search = {
         "OpenSearchDescription": {
@@ -120,19 +120,20 @@ def create_navigation_feed(
         pretty=True,
     )
 
+
 def create_library_navigation_feed(library: m.Library) -> str:
 
     entries = [
         Entry(
             id=f"/opds/library/{library.id}/all-books",
-            title='All Books',
+            title="All Books",
             link=[
                 AcquisitionFeedLink(
                     rel="subsection",
                     href=f"/opds/acquisition?libraries={library.id}&paginated=1&pageSize=50&feed_title=AllBooks&feed_id=/opds/library/{library.id}/all-books",
                     title="All Books",
                 )
-            ]
+            ],
         ),
         Entry(
             id=f"/opds/library/{library.id}/recently-added",
@@ -141,9 +142,9 @@ def create_library_navigation_feed(library: m.Library) -> str:
                 NavigationFeedLink(
                     rel="http://opds-spec.org/sort/new",
                     href=f"/opds/acquisition?libraries={library.id}&orderBy=created_at&pageSize=50&feed_title=RecentlyAdded&feed_id=/opds/library/{library.id}/recently-added",
-                    title="Recently Added"
+                    title="Recently Added",
                 )
-            ]
+            ],
         ),
         Entry(
             id=f"/opds/library/{library.id}/shelves",
@@ -152,9 +153,9 @@ def create_library_navigation_feed(library: m.Library) -> str:
                 NavigationFeedLink(
                     rel="subsection",
                     href=f"/opds/library/{library.id}/shelves?paginated=1&pageSize=10",
-                    title="Bookshelves"
+                    title="Bookshelves",
                 )
-            ]
+            ],
         ),
         Entry(
             id=f"/opds/library/{library.id}/tags",
@@ -163,9 +164,9 @@ def create_library_navigation_feed(library: m.Library) -> str:
                 NavigationFeedLink(
                     rel="subsection",
                     href=f"/opds/library/{library.id}/tags?paginated=1&pageSize=10",
-                    title="Tags"
+                    title="Tags",
                 )
-            ]
+            ],
         ),
         Entry(
             id=f"/opds/library/{library.id}/authors",
@@ -174,9 +175,9 @@ def create_library_navigation_feed(library: m.Library) -> str:
                 NavigationFeedLink(
                     rel="subsection",
                     href=f"/opds/library/{library.id}/authors?paginated=1&pageSize=10",
-                    title="Authors"
+                    title="Authors",
                 )
-            ]
+            ],
         ),
         Entry(
             id=f"/opds/library/{library.id}/publishers",
@@ -185,32 +186,32 @@ def create_library_navigation_feed(library: m.Library) -> str:
                 NavigationFeedLink(
                     rel="subsection",
                     href=f"/opds/library/{library.id}/publishers?paginated=1&pageSize=10",
-                    title="Publishers"
+                    title="Publishers",
                 )
-            ]
+            ],
         ),
-
     ]
 
     feed = create_navigation_feed(
-        id=f'/library/{library.id}',
+        id=f"/library/{library.id}",
         title=library.name,
-        self_url=f'/opds/library/{library.id}',
-        links=[
-            
-        ],
-        entries=entries
+        self_url=f"/opds/library/{library.id}",
+        links=[],
+        entries=entries,
     )
 
     return feed
 
+
 def create_collection_navigation_feed(
     library: m.Library,
     collection_type: str,
     items: Sequence[m.BookList | m.Tag | m.Author | m.Publisher | m.BookSeries],
     links: list[Link] = list(),
     # Title is usually derived from the model's name or title
-    get_title: Callable[[Any], str] = lambda x: getattr(x, 'title', getattr(x, 'name', str(x)))
+    get_title: Callable[[Any], str] = lambda x: getattr(
+        x, "title", getattr(x, "name", str(x))
+    ),
 ) -> str:
 
     entries = [
@@ -222,52 +223,42 @@ def create_collection_navigation_feed(
                     href=f"/opds/acquisition?{collection_type}={item.id}&pageSize=50&paginated=1&feed_title={quote_plus(get_title(item))}&feed_id=/opds/library/{library.id}/{collection_type}/{item.id}&search=True",
                     title=get_title(item),
                 )
-            ]
-        ) for item in items
+            ],
+        )
+        for item in items
     ]
 
     return create_navigation_feed(
         id=f"/opds/library/{library.id}/{collection_type}",
         title=collection_type.title(),
-        self_url=f'/opds/library/{library.id}/{collection_type}',
+        self_url=f"/opds/library/{library.id}/{collection_type}",
         entries=entries,
-        links=links
+        links=links,
     )
 
+
 def create_next_paginated_link(
-        request: Request,
-        total: int,
-        current_count: int,
-        offset: int,
-        feed_title: str
+    request: Request, total: int, current_count: int, offset: int, feed_title: str
 ) -> Link | None:
     if total <= current_count + offset:
         return None
 
     params = dict(request.query_params)
-        params['currentPage'] = params.get('currentPage', 1) + 1
+    params["currentPage"] = params.get("currentPage", 1) + 1
 
     next_url = f"{request.url.path}?{urlencode(list(params.items()), doseq=True)}"
 
-        return Link(
-            rel="next",
-            href=next_url,
-            title=feed_title,
-            type=LinkTypes.NAVIGATION
-        )
+    return Link(rel="next", href=next_url, title=feed_title, type=LinkTypes.NAVIGATION)
+
 
 def create_search_link(
-    request: Request,
-    exclude_params: set[str] | None = None
+    request: Request, exclude_params: set[str] | None = None
 ) -> Link:
     """Create search link with current filters applied"""
     if exclude_params is None:
-        exclude_params = {'currentPage', 'feed_title', 'feed_id', 'search', 'paginated'}
+        exclude_params = {"currentPage", "feed_title", "feed_id", "search", "paginated"}
 
-    params = {
-        k: v for k, v in request.query_params.items() 
-        if k not in exclude_params
-    }
+    params = {k: v for k, v in request.query_params.items() if k not in exclude_params}
 
     return Link(
         rel="search",
@@ -277,7 +268,6 @@ def create_search_link(
     )
 
 
-
 def create_pagination_links(
     request: Request,
     total: int,
@@ -296,14 +286,11 @@ def create_pagination_links(
         params = dict(request.query_params)
         # Calculate next page number
         current_page = (offset // limit) + 1
-        params['currentPage'] = current_page + 1
+        params["currentPage"] = current_page + 1
 
         next_url = f"{request.url.path}?{urlencode(params, doseq=True)}"
         next_link = Link(
-            rel="next",
-            href=next_url,
-            title=f"{feed_title} - Next",
-            type=link_type
+            rel="next", href=next_url, title=f"{feed_title} - Next", type=link_type
         )
 
     # Create previous link if not on first page
@@ -311,14 +298,14 @@ def create_pagination_links(
         params = dict(request.query_params)
         # Calculate previous page number
         current_page = (offset // limit) + 1
-        params['currentPage'] = max(1, current_page - 1)
+        params["currentPage"] = max(1, current_page - 1)
 
         prev_url = f"{request.url.path}?{urlencode(params, doseq=True)}"
         prev_link = Link(
             rel="previous",
             href=prev_url,
             title=f"{feed_title} - Previous",
-            type=link_type
+            type=link_type,
         )
 
     return PaginationResult(next_link, prev_link, offset, total)

backend/src/chitai/services/utils.py

@@ -213,6 +213,7 @@ async def create_directory(dir_path: Path | str) -> None:
 
     await aios.makedirs(dir_path, exist_ok=True)
 
+
 async def move_file(src_path: Path, dest_path: Path, create_dirs=True) -> None:
     """
     Move a file from source to destination asynchronously.
@@ -239,6 +240,7 @@ async def move_file(src_path: Path, dest_path: Path, create_dirs=True) -> None:
         # all configured separately, so they can easily be separate mounts.
         shutil.move(str(src_path), str(dest_path))
 
+
 async def copy_file(src_path: Path, dest_path: Path, create_dirs: bool = True) -> None:
     """
     Copy a file, streaming it rather than reading it whole.

frontend/.prettierignore

@@ -8,9 +8,14 @@ bun.lockb
 # Ignore artifacts:
 build
 coverage
+.pytest_cache
 
 # Miscellaneous
 /static/
 
 # Vendored third-party source, copied verbatim by scripts/vendor-foliate.sh
 /src/lib/vendor/
+
+# Generated by openapi-typescript, which has its own formatting. Reformatting it here would
+# make every regeneration a several-thousand-line diff.
+/src/lib/schema/openapi/schema.d.ts

frontend/eslint.config.js

@@ -13,7 +13,9 @@ const gitignorePath = fileURLToPath(new URL('./.gitignore', import.meta.url));
 export default defineConfig(
 	includeIgnoreFile(gitignorePath),
 	// Vendored third-party source. Tracked, so .gitignore does not cover it.
-	{ ignores: ['src/lib/vendor/**'] },
+	// static/pdfjs is the pdf.js viewer, vendored the same way as src/lib/vendor/foliate-js;
+	// linting it produced 1717 of the 1804 errors this config used to report.
+	{ ignores: ['src/lib/vendor/**', 'static/pdfjs/**'] },
 	js.configs.recommended,
 	...ts.configs.recommended,
 	...svelte.configs.recommended,

frontend/src/app.css

@@ -10,7 +10,8 @@
 	--radius: 0.625rem;
 
 	/* Typography — system stacks, so nothing depends on a CDN or a webfont build. */
-	--app-font-sans: system-ui, -apple-system, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
+	--app-font-sans:
+		system-ui, -apple-system, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
 	--app-font-serif: Georgia, 'Iowan Old Style', 'Times New Roman', serif;
 	--app-font-mono: ui-monospace, 'SF Mono', 'Cascadia Mono', Menlo, Consolas, monospace;
 

frontend/src/lib/api/bookshelf.remote.ts

@@ -1,5 +1,10 @@
 import { command, getRequestEvent, query } from '$app/server';
-import { bookshelfCreate, bookshelfQuerySchema, modifyBooksInShelf, type Bookshelf } from '$lib/schema/bookshelf';
+import {
+	bookshelfCreate,
+	bookshelfQuerySchema,
+	modifyBooksInShelf,
+	type Bookshelf
+} from '$lib/schema/bookshelf';
 import { createQueryParams } from '$lib/utils';
 import { error } from '@sveltejs/kit';
 
@@ -19,7 +24,9 @@ export const listBookshelves = query(bookshelfQuerySchema, async (data) => {
 	return await response.json();
 });
 
-export const addBooksToShelf = command(modifyBooksInShelf, async ({ shelf_id, ...data }): Promise<Bookshelf> => {
+export const addBooksToShelf = command(
+	modifyBooksInShelf,
+	async ({ shelf_id, ...data }): Promise<Bookshelf> => {
 		const { locals } = getRequestEvent();
 
 		const params = createQueryParams(data);
@@ -31,10 +38,13 @@ export const addBooksToShelf = command(modifyBooksInShelf, async ({ shelf_id, ..
 			error(response.status, message);
 		}
 
-	return await response.json()
-});
+		return await response.json();
+	}
+);
 
-export const removeBooksFromShelf = command(modifyBooksInShelf, async ({ shelf_id, ...data }): Promise<Bookshelf> => {
+export const removeBooksFromShelf = command(
+	modifyBooksInShelf,
+	async ({ shelf_id, ...data }): Promise<Bookshelf> => {
 		const { locals } = getRequestEvent();
 
 		const params = createQueryParams(data);
@@ -46,19 +56,19 @@ export const removeBooksFromShelf = command(modifyBooksInShelf, async ({ shelf_i
 			error(response.status, message);
 		}
 
-	return await response.json()
-});
-
+		return await response.json();
+	}
+);
 
 export const createBookshelf = command(bookshelfCreate, async (data) => {
 	const { locals } = getRequestEvent();
 
-	const response = await locals.api.post(`/shelves`, data)
+	const response = await locals.api.post(`/shelves`, data);
 
 	if (!response.ok) {
 		const message = await response.text();
 		error(response.status, message);
 	}
 
-	return await response.json()
-})
+	return await response.json();
+});

frontend/src/lib/api/device.remote.ts

@@ -11,7 +11,7 @@ export const listDevices = query(async (): Promise<Device[]> => {
 	if (!response.ok) error(500, 'An unkown error occurred');
 
 	const deviceResult = await response.json();
-    return deviceResult.items
+	return deviceResult.items;
 });
 
 export const createDevice = form(createDeviceSchema, async (data): Promise<Device> => {
@@ -32,7 +32,7 @@ export const regenerateDeviceApiKey = command(z.string(), async (deviceId): Prom
 	if (!response.ok) error(500, 'An unknown error occurred');
 
 	return await response.json();
-})
+});
 
 export const deleteDevice = command(z.string(), async (deviceId): Promise<void> => {
 	const { locals } = getRequestEvent();

frontend/src/lib/components/forms/shelf-create-dialog.svelte

@@ -1,15 +1,16 @@
 <script lang="ts">
 	import * as Dialog from '$lib/components/ui/dialog/index.js';
-    import { Button } from "$lib/components/ui/button/index.js";
-	import { Input } from "$lib/components/ui/input/index.js";
-    import { Label } from "$lib/components/ui/label/index.js";
-
-    let { open = $bindable(), onSubmit  }: { open?: boolean, onSubmit: (name: string) => Promise<undefined> } = $props()
-    let shelfName = $state('')
+	import { Button } from '$lib/components/ui/button/index.js';
+	import { Input } from '$lib/components/ui/input/index.js';
+	import { Label } from '$lib/components/ui/label/index.js';
 
+	let {
+		open = $bindable(),
+		onSubmit
+	}: { open?: boolean; onSubmit: (name: string) => Promise<undefined> } = $props();
+	let shelfName = $state('');
 </script>
 
-
 <Dialog.Root bind:open>
 	<Dialog.Content class="sm:max-w-[425px]">
 		<Dialog.Header>

frontend/src/lib/components/layout/app-sidebar.svelte

@@ -28,7 +28,9 @@
 	// directly in the markup keeps it static.
 	const header = $derived({
 		title: 'chitai',
-		url: resolve('/(root)/(library)/library/[libraryId]', { libraryId: String(libraryState.activeLibrary!.id) })
+		url: resolve('/(root)/(library)/library/[libraryId]', {
+			libraryId: String(libraryState.activeLibrary!.id)
+		})
 	});
 </script>
 

frontend/src/lib/components/layout/library-switcher.svelte

@@ -2,7 +2,7 @@
 	import * as DropdownMenu from '$lib/components/ui/dropdown-menu/index.js';
 	import * as Sidebar from '$lib/components/ui/sidebar/index.js';
 	import { useSidebar } from '$lib/components/ui/sidebar/index.js';
-	import { Badge } from "$lib/components/ui/badge/index.js";
+	import { Badge } from '$lib/components/ui/badge/index.js';
 	import { getLibraryState, LibraryState } from '$lib/state/library.svelte';
 	import { LIBRARY_ICONS } from '$lib/components/ui/icon-picker/index.js';
 	import ChevronsUpDownIcon from '@lucide/svelte/icons/chevrons-up-down';
@@ -12,7 +12,9 @@
 	const libraryState = getLibraryState();
 	const sidebar = useSidebar();
 
-	const activeIcon = $derived(LIBRARY_ICONS[libraryState.activeLibrary?.icon ?? 'library'] ?? LIBRARY_ICONS['library']);
+	const activeIcon = $derived(
+		LIBRARY_ICONS[libraryState.activeLibrary?.icon ?? 'library'] ?? LIBRARY_ICONS['library']
+	);
 </script>
 
 <Sidebar.Menu>
@@ -35,7 +37,7 @@
 							<span class="ml-1 truncate font-semibold">
 								{libraryState.activeLibrary!.name}
 							</span>
-							<span class="ml-1 truncate font-mono text-xs tabular-nums text-muted-foreground">
+							<span class="ml-1 truncate font-mono text-xs text-muted-foreground tabular-nums">
 								{libraryState.activeLibrary!.total ?? 0} books
 							</span>
 						</div>
@@ -51,15 +53,15 @@
 			>
 				<DropdownMenu.Label class="text-xs text-muted-foreground">Libraries</DropdownMenu.Label>
 				{#each libraryState.libraries as library (library.name)}
-					{@const LibraryIcon = (LIBRARY_ICONS[library.icon ?? 'library'] ?? LIBRARY_ICONS['library']).component}
+					{@const LibraryIcon = (
+						LIBRARY_ICONS[library.icon ?? 'library'] ?? LIBRARY_ICONS['library']
+					).component}
 					<DropdownMenu.Item onSelect={() => libraryState.setActive(library.id)} class="gap-2 p-2">
 						<div class="flex size-6 items-center justify-center rounded-md border">
 							<LibraryIcon class="size-3.5 shrink-0" />
 						</div>
 						{library.name}
-						<Badge
-						variant="outline"
-						class="font-semibold ml-auto">
+						<Badge variant="outline" class="ml-auto font-semibold">
 							{library.total ?? 0}
 						</Badge>
 					</DropdownMenu.Item>

frontend/src/lib/components/ui/avatar/avatar-badge.svelte

@@ -1,6 +1,6 @@
 <script lang="ts">
-	import { cn, type WithElementRef } from "$lib/utils.js";
-	import type { HTMLAttributes } from "svelte/elements";
+	import { cn, type WithElementRef } from '$lib/utils.js';
+	import type { HTMLAttributes } from 'svelte/elements';
 
 	let {
 		ref = $bindable(null),
@@ -14,10 +14,10 @@
 	bind:this={ref}
 	data-slot="avatar-badge"
 	class={cn(
-		"bg-primary text-primary-foreground ring-background absolute right-0 bottom-0 z-10 inline-flex items-center justify-center rounded-full bg-blend-color ring-2 select-none",
-		"group-data-[size=sm]/avatar:size-2 group-data-[size=sm]/avatar:[&>svg]:hidden",
-		"group-data-[size=default]/avatar:size-2.5 group-data-[size=default]/avatar:[&>svg]:size-2",
-		"group-data-[size=lg]/avatar:size-3 group-data-[size=lg]/avatar:[&>svg]:size-2",
+		'absolute right-0 bottom-0 z-10 inline-flex items-center justify-center rounded-full bg-primary text-primary-foreground bg-blend-color ring-2 ring-background select-none',
+		'group-data-[size=sm]/avatar:size-2 group-data-[size=sm]/avatar:[&>svg]:hidden',
+		'group-data-[size=default]/avatar:size-2.5 group-data-[size=default]/avatar:[&>svg]:size-2',
+		'group-data-[size=lg]/avatar:size-3 group-data-[size=lg]/avatar:[&>svg]:size-2',
 		className
 	)}
 	{...restProps}

frontend/src/lib/components/ui/avatar/avatar-fallback.svelte

@@ -1,6 +1,6 @@
 <script lang="ts">
-	import { Avatar as AvatarPrimitive } from "bits-ui";
-	import { cn } from "$lib/utils.js";
+	import { Avatar as AvatarPrimitive } from 'bits-ui';
+	import { cn } from '$lib/utils.js';
 
 	let {
 		ref = $bindable(null),
@@ -13,7 +13,7 @@
 	bind:ref
 	data-slot="avatar-fallback"
 	class={cn(
-		"rounded-full bg-muted text-muted-foreground flex size-full items-center justify-center text-sm group-data-[size=sm]/avatar:text-xs",
+		'flex size-full items-center justify-center rounded-full bg-muted text-sm text-muted-foreground group-data-[size=sm]/avatar:text-xs',
 		className
 	)}
 	{...restProps}

frontend/src/lib/components/ui/avatar/avatar-group-count.svelte

@@ -1,6 +1,6 @@
 <script lang="ts">
-	import { cn, type WithElementRef } from "$lib/utils.js";
-	import type { HTMLAttributes } from "svelte/elements";
+	import { cn, type WithElementRef } from '$lib/utils.js';
+	import type { HTMLAttributes } from 'svelte/elements';
 
 	let {
 		ref = $bindable(null),
@@ -14,7 +14,7 @@
 	bind:this={ref}
 	data-slot="avatar-group-count"
 	class={cn(
-		"size-8 rounded-full bg-muted text-sm text-muted-foreground group-has-data-[size=lg]/avatar-group:size-10 group-has-data-[size=sm]/avatar-group:size-6 [&>svg]:size-4 group-has-data-[size=lg]/avatar-group:[&>svg]:size-5 group-has-data-[size=sm]/avatar-group:[&>svg]:size-3 relative flex shrink-0 items-center justify-center ring-2 ring-background",
+		'relative flex size-8 shrink-0 items-center justify-center rounded-full bg-muted text-sm text-muted-foreground ring-2 ring-background group-has-data-[size=lg]/avatar-group:size-10 group-has-data-[size=sm]/avatar-group:size-6 [&>svg]:size-4 group-has-data-[size=lg]/avatar-group:[&>svg]:size-5 group-has-data-[size=sm]/avatar-group:[&>svg]:size-3',
 		className
 	)}
 	{...restProps}

frontend/src/lib/components/ui/avatar/avatar-group.svelte

@@ -1,6 +1,6 @@
 <script lang="ts">
-	import { cn, type WithElementRef } from "$lib/utils.js";
-	import type { HTMLAttributes } from "svelte/elements";
+	import { cn, type WithElementRef } from '$lib/utils.js';
+	import type { HTMLAttributes } from 'svelte/elements';
 
 	let {
 		ref = $bindable(null),
@@ -14,7 +14,7 @@
 	bind:this={ref}
 	data-slot="avatar-group"
 	class={cn(
-		"cn-avatar-group group/avatar-group flex -space-x-2 *:data-[slot=avatar]:ring-2 *:data-[slot=avatar]:ring-background",
+		'cn-avatar-group group/avatar-group flex -space-x-2 *:data-[slot=avatar]:ring-2 *:data-[slot=avatar]:ring-background',
 		className
 	)}
 	{...restProps}

frontend/src/lib/components/ui/avatar/avatar-image.svelte

@@ -1,6 +1,6 @@
 <script lang="ts">
-	import { Avatar as AvatarPrimitive } from "bits-ui";
-	import { cn } from "$lib/utils.js";
+	import { Avatar as AvatarPrimitive } from 'bits-ui';
+	import { cn } from '$lib/utils.js';
 
 	let {
 		ref = $bindable(null),
@@ -12,6 +12,6 @@
 <AvatarPrimitive.Image
 	bind:ref
 	data-slot="avatar-image"
-	class={cn("rounded-full aspect-square size-full object-cover", className)}
+	class={cn('aspect-square size-full rounded-full object-cover', className)}
 	{...restProps}
 />

frontend/src/lib/components/ui/avatar/avatar.svelte

@@ -1,15 +1,15 @@
 <script lang="ts">
-	import { Avatar as AvatarPrimitive } from "bits-ui";
-	import { cn } from "$lib/utils.js";
+	import { Avatar as AvatarPrimitive } from 'bits-ui';
+	import { cn } from '$lib/utils.js';
 
 	let {
 		ref = $bindable(null),
-		loadingStatus = $bindable("loading"),
-		size = "default",
+		loadingStatus = $bindable('loading'),
+		size = 'default',
 		class: className,
 		...restProps
 	}: AvatarPrimitive.RootProps & {
-		size?: "default" | "sm" | "lg";
+		size?: 'default' | 'sm' | 'lg';
 	} = $props();
 </script>
 
@@ -19,7 +19,7 @@
 	data-slot="avatar"
 	data-size={size}
 	class={cn(
-		"size-8 rounded-full after:rounded-full data-[size=lg]:size-10 data-[size=sm]:size-6 group/avatar relative flex shrink-0 select-none after:absolute after:inset-0 after:border after:border-border after:mix-blend-darken dark:after:mix-blend-lighten",
+		'group/avatar relative flex size-8 shrink-0 rounded-full select-none after:absolute after:inset-0 after:rounded-full after:border after:border-border after:mix-blend-darken data-[size=lg]:size-10 data-[size=sm]:size-6 dark:after:mix-blend-lighten',
 		className
 	)}
 	{...restProps}

frontend/src/lib/components/ui/avatar/index.ts

@@ -1,9 +1,9 @@
-import Badge from "./avatar-badge.svelte";
-import Fallback from "./avatar-fallback.svelte";
-import GroupCount from "./avatar-group-count.svelte";
-import Group from "./avatar-group.svelte";
-import Image from "./avatar-image.svelte";
-import Root from "./avatar.svelte";
+import Badge from './avatar-badge.svelte';
+import Fallback from './avatar-fallback.svelte';
+import GroupCount from './avatar-group-count.svelte';
+import Group from './avatar-group.svelte';
+import Image from './avatar-image.svelte';
+import Root from './avatar.svelte';
 
 export {
 	Root,
@@ -18,5 +18,5 @@ export {
 	Fallback as AvatarFallback,
 	Badge as AvatarBadge,
 	Group as AvatarGroup,
-	GroupCount as AvatarGroupCount,
+	GroupCount as AvatarGroupCount
 };

frontend/src/lib/components/ui/button/button.svelte

@@ -15,8 +15,7 @@
 				secondary: 'bg-secondary text-secondary-foreground shadow-xs hover:bg-secondary/80',
 				ghost: 'hover:bg-accent hover:text-accent-foreground dark:hover:bg-accent/50',
 				link: 'text-primary underline-offset-4 hover:underline',
-				accent:
-					'bg-primary text-primary-foreground shadow-xs hover:bg-primary/90'
+				accent: 'bg-primary text-primary-foreground shadow-xs hover:bg-primary/90'
 			},
 			size: {
 				default: 'h-9 px-4 py-2 has-[>svg]:px-3',

frontend/src/lib/components/ui/icon-picker/icon-picker.svelte

@@ -45,11 +45,7 @@
 		{/snippet}
 	</Popover.Trigger>
 	<Popover.Content class="w-64 p-3" align="start">
-		<Input
-			bind:value={search}
-			placeholder="Search icons..."
-			class="mb-3 h-8"
-		/>
+		<Input bind:value={search} placeholder="Search icons..." class="mb-3 h-8" />
 		<ScrollArea class="h-48">
 			<div class="grid grid-cols-6 gap-1">
 				{#each filteredIcons as [key, icon] (key)}
@@ -58,7 +54,10 @@
 						<Tooltip.Trigger>
 							<button
 								type="button"
-								class="flex size-8 items-center justify-center rounded-md hover:bg-accent {value === key ? 'bg-accent' : ''}"
+								class="flex size-8 items-center justify-center rounded-md hover:bg-accent {value ===
+								key
+									? 'bg-accent'
+									: ''}"
 								onclick={() => selectIcon(key)}
 							>
 								<IconComponent class="size-4" />

frontend/src/lib/components/ui/icon-picker/library-icons.ts

@@ -59,7 +59,10 @@ import type { Component } from 'svelte';
 
 export type IconName = keyof typeof LIBRARY_ICONS;
 
-export const LIBRARY_ICONS: Record<string, { component: Component; label: string; category: string }> = {
+export const LIBRARY_ICONS: Record<
+	string,
+	{ component: Component; label: string; category: string }
+> = {
 	// Generic
 	library: { component: Library, label: 'Library', category: 'Generic' },
 	'book-open': { component: BookOpen, label: 'Book Open', category: 'Generic' },

frontend/src/lib/components/ui/popover/index.ts

@@ -1,8 +1,8 @@
-import Root from "./popover.svelte";
-import Close from "./popover-close.svelte";
-import Content from "./popover-content.svelte";
-import Trigger from "./popover-trigger.svelte";
-import Portal from "./popover-portal.svelte";
+import Root from './popover.svelte';
+import Close from './popover-close.svelte';
+import Content from './popover-content.svelte';
+import Trigger from './popover-trigger.svelte';
+import Portal from './popover-portal.svelte';
 
 export {
 	Root,
@@ -15,5 +15,5 @@ export {
 	Content as PopoverContent,
 	Trigger as PopoverTrigger,
 	Close as PopoverClose,
-	Portal as PopoverPortal,
+	Portal as PopoverPortal
 };

frontend/src/lib/components/ui/popover/popover-close.svelte

@@ -1,5 +1,5 @@
 <script lang="ts">
-	import { Popover as PopoverPrimitive } from "bits-ui";
+	import { Popover as PopoverPrimitive } from 'bits-ui';
 
 	let { ref = $bindable(null), ...restProps }: PopoverPrimitive.CloseProps = $props();
 </script>

frontend/src/lib/components/ui/popover/popover-content.svelte

@@ -1,14 +1,14 @@
 <script lang="ts">
-	import { Popover as PopoverPrimitive } from "bits-ui";
-	import PopoverPortal from "./popover-portal.svelte";
-	import { cn, type WithoutChildrenOrChild } from "$lib/utils.js";
-	import type { ComponentProps } from "svelte";
+	import { Popover as PopoverPrimitive } from 'bits-ui';
+	import PopoverPortal from './popover-portal.svelte';
+	import { cn, type WithoutChildrenOrChild } from '$lib/utils.js';
+	import type { ComponentProps } from 'svelte';
 
 	let {
 		ref = $bindable(null),
 		class: className,
 		sideOffset = 4,
-		align = "center",
+		align = 'center',
 		portalProps,
 		...restProps
 	}: PopoverPrimitive.ContentProps & {
@@ -23,7 +23,7 @@
 		{sideOffset}
 		{align}
 		class={cn(
-			"bg-popover text-popover-foreground data-[state=open]:animate-in data-[state=closed]:animate-out data-[state=closed]:fade-out-0 data-[state=open]:fade-in-0 data-[state=closed]:zoom-out-95 data-[state=open]:zoom-in-95 data-[side=bottom]:slide-in-from-top-2 data-[side=left]:slide-in-from-end-2 data-[side=right]:slide-in-from-start-2 data-[side=top]:slide-in-from-bottom-2 z-50 w-72 origin-(--bits-popover-content-transform-origin) rounded-md border p-4 shadow-md outline-hidden",
+			'z-50 w-72 origin-(--bits-popover-content-transform-origin) rounded-md border bg-popover p-4 text-popover-foreground shadow-md outline-hidden data-[side=bottom]:slide-in-from-top-2 data-[side=left]:slide-in-from-end-2 data-[side=right]:slide-in-from-start-2 data-[side=top]:slide-in-from-bottom-2 data-[state=closed]:animate-out data-[state=closed]:fade-out-0 data-[state=closed]:zoom-out-95 data-[state=open]:animate-in data-[state=open]:fade-in-0 data-[state=open]:zoom-in-95',
 			className
 		)}
 		{...restProps}

frontend/src/lib/components/ui/popover/popover-portal.svelte

@@ -1,5 +1,5 @@
 <script lang="ts">
-	import { Popover as PopoverPrimitive } from "bits-ui";
+	import { Popover as PopoverPrimitive } from 'bits-ui';
 
 	let { ...restProps }: PopoverPrimitive.PortalProps = $props();
 </script>

frontend/src/lib/components/ui/popover/popover-trigger.svelte

@@ -1,6 +1,6 @@
 <script lang="ts">
-	import { cn } from "$lib/utils.js";
-	import { Popover as PopoverPrimitive } from "bits-ui";
+	import { cn } from '$lib/utils.js';
+	import { Popover as PopoverPrimitive } from 'bits-ui';
 
 	let {
 		ref = $bindable(null),
@@ -12,6 +12,6 @@
 <PopoverPrimitive.Trigger
 	bind:ref
 	data-slot="popover-trigger"
-	class={cn("", className)}
+	class={cn('', className)}
 	{...restProps}
 />

frontend/src/lib/components/ui/popover/popover.svelte

@@ -1,5 +1,5 @@
 <script lang="ts">
-	import { Popover as PopoverPrimitive } from "bits-ui";
+	import { Popover as PopoverPrimitive } from 'bits-ui';
 
 	let { open = $bindable(false), ...restProps }: PopoverPrimitive.RootProps = $props();
 </script>

frontend/src/lib/components/ui/tooltip/index.ts

@@ -1,6 +1,6 @@
-import { Tooltip as TooltipPrimitive } from "bits-ui";
-import Trigger from "./tooltip-trigger.svelte";
-import Content from "./tooltip-content.svelte";
+import { Tooltip as TooltipPrimitive } from 'bits-ui';
+import Trigger from './tooltip-trigger.svelte';
+import Content from './tooltip-content.svelte';
 
 const Root = TooltipPrimitive.Root;
 const Provider = TooltipPrimitive.Provider;
@@ -17,5 +17,5 @@ export {
 	Content as TooltipContent,
 	Trigger as TooltipTrigger,
 	Provider as TooltipProvider,
-	Portal as TooltipPortal,
+	Portal as TooltipPortal
 };

frontend/src/lib/components/ui/tooltip/tooltip-content.svelte

@@ -1,12 +1,12 @@
 <script lang="ts">
-	import { Tooltip as TooltipPrimitive } from "bits-ui";
-	import { cn } from "$lib/utils.js";
+	import { Tooltip as TooltipPrimitive } from 'bits-ui';
+	import { cn } from '$lib/utils.js';
 
 	let {
 		ref = $bindable(null),
 		class: className,
 		sideOffset = 0,
-		side = "top",
+		side = 'top',
 		children,
 		arrowClasses,
 		...restProps
@@ -22,7 +22,7 @@
 		{sideOffset}
 		{side}
 		class={cn(
-			"bg-primary text-primary-foreground animate-in fade-in-0 zoom-in-95 data-[state=closed]:animate-out data-[state=closed]:fade-out-0 data-[state=closed]:zoom-out-95 data-[side=bottom]:slide-in-from-top-2 data-[side=left]:slide-in-from-right-2 data-[side=right]:slide-in-from-left-2 data-[side=top]:slide-in-from-bottom-2 origin-(--bits-tooltip-content-transform-origin) z-50 w-fit text-balance rounded-md px-3 py-1.5 text-xs",
+			'z-50 w-fit origin-(--bits-tooltip-content-transform-origin) animate-in rounded-md bg-primary px-3 py-1.5 text-xs text-balance text-primary-foreground fade-in-0 zoom-in-95 data-[side=bottom]:slide-in-from-top-2 data-[side=left]:slide-in-from-right-2 data-[side=right]:slide-in-from-left-2 data-[side=top]:slide-in-from-bottom-2 data-[state=closed]:animate-out data-[state=closed]:fade-out-0 data-[state=closed]:zoom-out-95',
 			className
 		)}
 		{...restProps}
@@ -32,11 +32,11 @@
 			{#snippet child({ props })}
 				<div
 					class={cn(
-						"bg-primary z-50 size-2.5 rotate-45 rounded-[2px]",
-						"data-[side=top]:translate-x-1/2 data-[side=top]:translate-y-[calc(-50%_+_2px)]",
-						"data-[side=bottom]:-translate-x-1/2 data-[side=bottom]:-translate-y-[calc(-50%_+_1px)]",
-						"data-[side=right]:translate-x-[calc(50%_+_2px)] data-[side=right]:translate-y-1/2",
-						"data-[side=left]:-translate-y-[calc(50%_-_3px)]",
+						'z-50 size-2.5 rotate-45 rounded-[2px] bg-primary',
+						'data-[side=top]:translate-x-1/2 data-[side=top]:translate-y-[calc(-50%_+_2px)]',
+						'data-[side=bottom]:-translate-x-1/2 data-[side=bottom]:-translate-y-[calc(-50%_+_1px)]',
+						'data-[side=right]:translate-x-[calc(50%_+_2px)] data-[side=right]:translate-y-1/2',
+						'data-[side=left]:-translate-y-[calc(50%_-_3px)]',
 						arrowClasses
 					)}
 					{...props}

frontend/src/lib/components/ui/tooltip/tooltip-trigger.svelte

@@ -1,5 +1,5 @@
 <script lang="ts">
-	import { Tooltip as TooltipPrimitive } from "bits-ui";
+	import { Tooltip as TooltipPrimitive } from 'bits-ui';
 
 	let { ref = $bindable(null), ...restProps }: TooltipPrimitive.TriggerProps = $props();
 </script>

frontend/src/lib/components/view/book-actions-menu.svelte

@@ -49,7 +49,8 @@
 					Read
 				</DropdownMenu.Item>
 				<DropdownMenu.Item
-					onclick={() => bookOps.downloadBookFile(book.id, book.files[0].id, book.files[0].filename)}
+					onclick={() =>
+						bookOps.downloadBookFile(book.id, book.files[0].id, book.files[0].filename)}
 				>
 					<Download class="size-4" />
 					Download

frontend/src/lib/components/view/book-browser.svelte

@@ -111,7 +111,11 @@
 						<Spinner />
 					</div>
 				{:else if bookCollection.books.length > 0}
-					<ScrollArea bind:viewportRef={scrollContainer} orientation="both" class="h-[calc(100vh-11rem)] w-full px-5 pb-5">
+					<ScrollArea
+						bind:viewportRef={scrollContainer}
+						orientation="both"
+						class="h-[calc(100vh-11rem)] w-full px-5 pb-5"
+					>
 						{#if bookCollection.view === 'grid'}
 							<BookGrid books={bookCollection.books} />
 						{:else if bookCollection.view === 'list'}
@@ -170,7 +174,7 @@
 			</Sidebar.Inset>
 
 			<!-- Filter Sidebar (right-side) -->
-			<FilterSidebar class="m-2 pb-5 h-full pt-20" />
+			<FilterSidebar class="m-2 h-full pt-20 pb-5" />
 		</Sidebar.Provider>
 	</div>
 </div>

frontend/src/lib/components/view/book-grid.svelte

@@ -73,8 +73,8 @@
 										bookOps.deleteDialogTitle = `Delete "${book.title}"?`;
 										bookOps.deleteFn = async (deleteFiles: boolean) => {
 											await bookOps.deleteBooks([book.id], deleteFiles);
-											libraryState.activeLibrary!.total!--
-											bookshelfState.deletedBooks([book])
+											libraryState.activeLibrary!.total!--;
+											bookshelfState.deletedBooks([book]);
 										};
 										bookOps.deleteDialogOpen = true;
 									}}

frontend/src/lib/components/view/book-rows.svelte

@@ -121,7 +121,10 @@
 				? 'cursor-pointer'
 				: ''}"
 		>
-			<a href={resolve('/(root)/(library)/book/[bookId]', { bookId: String(book.id) })} class="shrink-0">
+			<a
+				href={resolve('/(root)/(library)/book/[bookId]', { bookId: String(book.id) })}
+				class="shrink-0"
+			>
 				<BookCover {book} height={110} />
 			</a>
 

frontend/src/lib/components/view/preset-chips.svelte

@@ -18,7 +18,7 @@
 			aria-pressed={active}
 			onclick={() => (active ? bookCollection.clearView() : bookCollection.applyPreset(preset))}
 			class="shrink-0 rounded-full border px-3 py-1 text-xs whitespace-nowrap transition-colors {active
-				? 'border-primary bg-primary text-primary-foreground font-medium'
+				? 'border-primary bg-primary font-medium text-primary-foreground'
 				: 'border-border text-muted-foreground hover:border-muted-foreground hover:text-foreground'}"
 		>
 			{preset.label}

frontend/src/lib/components/view/sort-button.svelte

@@ -19,9 +19,7 @@
 						class="{buttonVariants({ variant: 'ghost', size: 'icon' })} relative"
 					>
 						{#if bookCollection.hasActiveSort}
-							<div
-								class="absolute top-[5px] right-[5px] h-1.5 w-1.5 rounded-full bg-flag"
-							></div>
+							<div class="absolute top-[5px] right-[5px] h-1.5 w-1.5 rounded-full bg-flag"></div>
 						{/if}
 						<ArrowUpDown />
 					</DropdownMenu.Trigger>

frontend/src/lib/schema/bookshelf.ts

@@ -19,7 +19,7 @@ export const bookshelfCreate = z.object({
 	title: z.string().min(1, 'Must have a title'),
 	library_id: stringCoerce.optional(),
 	book_ids: stringArrayCoerce.optional()
-})
+});
 
 export type BookshelfQuerySchema = typeof bookshelfQuerySchema;
 export type ModifyBooksInShelf = typeof modifyBooksInShelf;

frontend/src/lib/schema/device.ts

@@ -1,8 +1,8 @@
 import { z } from 'zod';
 
 import type { components } from './openapi/schema';
-export type Device = components['schemas']['KosyncDeviceRead']
+export type Device = components['schemas']['KosyncDeviceRead'];
 
 export const createDeviceSchema = z.object({
 	name: z.string().min(1, 'Name cannot be empty')
-})
+});

frontend/src/lib/state/bookOperations.svelte.ts

@@ -1,16 +1,11 @@
 import { invalidate } from '$app/navigation';
 import { page } from '$app/state';
-import {
-	deleteBookFiles,
-	deleteBooks,
-	listBooks,
-	updateBookProgress
-} from '$lib/api';
+import { deleteBookFiles, deleteBooks, listBooks, updateBookProgress } from '$lib/api';
 import {
 	type Book,
 	type UpdateBookProgress,
 	type BookQuery,
-	type PaginatedResponse,
+	type PaginatedResponse
 } from '$lib/schema';
 import { getContext, setContext } from 'svelte';
 import { toast } from 'svelte-sonner';

frontend/src/lib/state/bookSelection.svelte.ts

@@ -7,12 +7,9 @@ export class BookSelectionState {
 	readonly selectionModeActive = $derived(this.selectedBooks.size !== 0);
 
 	toggleSelection(book: Book) {
-		const bookId = book.id.toString()
-		if (this.selectedBooks.has(bookId)) 
-			this.selectedBooks.delete(bookId);
-
-		else 
-			this.selectedBooks.set(bookId, book);
+		const bookId = book.id.toString();
+		if (this.selectedBooks.has(bookId)) this.selectedBooks.delete(bookId);
+		else this.selectedBooks.set(bookId, book);
 	}
 
 	isSelected(id: number | string): boolean {
@@ -20,11 +17,11 @@ export class BookSelectionState {
 	}
 
 	getSelectedBooks(): Book[] {
-		return Array.from(this.selectedBooks.values())
+		return Array.from(this.selectedBooks.values());
 	}
 
 	getSelectedIds(): string[] {
-		return Array.from(this.selectedBooks.keys())
+		return Array.from(this.selectedBooks.keys());
 	}
 
 	numSelected() {
@@ -33,9 +30,8 @@ export class BookSelectionState {
 
 	selectAll(books: Book[]) {
 		books.forEach((book) => {
-			const bookId = book.id.toString()
-			if (!this.selectedBooks.has(bookId))
-				this.selectedBooks.set(bookId, book)
+			const bookId = book.id.toString();
+			if (!this.selectedBooks.has(bookId)) this.selectedBooks.set(bookId, book);
 		});
 	}
 

frontend/src/lib/state/bookshelf.svelte.ts

@@ -12,7 +12,7 @@ export class BookshelfState {
 		const id = libraryId.toString();
 
 		if (!this.libraryBookshelves.has(id)) {
-            this.fetchBookshelves(id).then(shelves => {
+			this.fetchBookshelves(id).then((shelves) => {
 				this.libraryBookshelves.set(id, shelves);
 			});
 		}
@@ -38,25 +38,25 @@ export class BookshelfState {
 				title: name,
 				library_id: libraryId,
 				book_ids: booksToAdd
-			})
+			});
 
 			if (bookshelf.library_id) {
 				const currentShelves = this.libraryBookshelves.get(bookshelf.library_id.toString()) || [];
-				this.libraryBookshelves.set(bookshelf.library_id.toString(), [...currentShelves, bookshelf]);
+				this.libraryBookshelves.set(bookshelf.library_id.toString(), [
+					...currentShelves,
+					bookshelf
+				]);
 			}
 
-			invalidate('app:books')
+			invalidate('app:books');
 
-			if (booksToAdd?.length)
-				toast.success(`Added ${booksToAdd.length} books to '${name}'`)
-			else
-				toast.success(`Created shelf '${name}'`)
-
-			return bookshelf
+			if (booksToAdd?.length) toast.success(`Added ${booksToAdd.length} books to '${name}'`);
+			else toast.success(`Created shelf '${name}'`);
 
+			return bookshelf;
 		} catch (error) {
-			toast.error(`Failed to create bookshelf '${name}'`)
-			console.error(`Failed to create bookshelf: `, error)
+			toast.error(`Failed to create bookshelf '${name}'`);
+			console.error(`Failed to create bookshelf: `, error);
 		}
 	}
 
@@ -67,7 +67,7 @@ export class BookshelfState {
 				book_ids: bookIds
 			});
 
-				this.updateShelf(shelf)
+			this.updateShelf(shelf);
 
 			if (bookIds.length === 1) toast.success(`Added book to shelf!`);
 			else toast.success(`Added ${bookIds.length} books to shelf!`);
@@ -84,7 +84,7 @@ export class BookshelfState {
 				book_ids: bookIds
 			});
 
-				this.updateShelf(shelf)
+			this.updateShelf(shelf);
 
 			if (bookIds.length === 1) toast.success(`Removed book from shelf.`);
 			else toast.success(`Removed ${bookIds.length} books from shelf!`);
@@ -96,38 +96,39 @@ export class BookshelfState {
 
 	async updateShelf(shelf: Bookshelf) {
 		if (!shelf.library_id) return;
-			const bookshelves = this.libraryBookshelves.get(shelf.library_id.toString())
+		const bookshelves = this.libraryBookshelves.get(shelf.library_id.toString());
 		if (!bookshelves) return;
 
-			const index = bookshelves.findIndex(bookshelf => bookshelf.id === shelf.id)
+		const index = bookshelves.findIndex((bookshelf) => bookshelf.id === shelf.id);
 		if (index !== -1) {
-				this.libraryBookshelves.set(
-					shelf.library_id.toString(), 
-					[...bookshelves.slice(0, index), shelf, ...bookshelves.slice(index + 1)]
-				);
+			this.libraryBookshelves.set(shelf.library_id.toString(), [
+				...bookshelves.slice(0, index),
+				shelf,
+				...bookshelves.slice(index + 1)
+			]);
 		}
 	}
 
 	deletedBooks(books: Book[]) {
 		// Assume all books are in the same library
-			const libraryId = books[0].library_id.toString()
+		const libraryId = books[0].library_id.toString();
 		const bookshelves = this.libraryBookshelves.get(libraryId);
 		if (!bookshelves) return;
 
 		// Create a Set of shelf IDs that need updating for efficient lookup
 		const shelfIdsToUpdate = new Set<number>();
-			books.forEach(book => {
-				book.lists.forEach(shelf => {
+		books.forEach((book) => {
+			book.lists.forEach((shelf) => {
 				shelfIdsToUpdate.add(shelf.id);
 			});
 		});
 
-			const updatedBookshelves = bookshelves.map(shelf => {
+		const updatedBookshelves = bookshelves.map((shelf) => {
 			if (shelfIdsToUpdate.has(shelf.id)) {
 				// Count how many times this shelf appears across all deleted books
 				let decrementBy = 0;
-					books.forEach(book => {
-						if (book.lists.some(s => s.id === shelf.id)) {
+				books.forEach((book) => {
+					if (book.lists.some((s) => s.id === shelf.id)) {
 						decrementBy++;
 					}
 				});

frontend/src/lib/state/library.svelte.ts

@@ -32,9 +32,12 @@ export class LibraryState {
 		this.activeLibrary = this.libraries.find((lib) => lib.id === libraryId) || this.libraries[0];
 		if (browser) {
 			localStorage.setItem('previousLibraryId', this.activeLibrary.id.toString());
-			await goto(resolve('/(root)/(library)/library/[libraryId]/view', { libraryId: String(libraryId) }), {
+			await goto(
+				resolve('/(root)/(library)/library/[libraryId]/view', { libraryId: String(libraryId) }),
+				{
 					invalidate: ['app:libraries']
-			});
+				}
+			);
 		}
 	}
 

frontend/src/lib/theme/presets.ts

@@ -44,7 +44,10 @@ export const FONT_STACKS: { label: string; value: string }[] = [
 	{ label: 'Palatino', value: "'Palatino Linotype', Palatino, 'Book Antiqua', serif" },
 	{ label: 'Helvetica', value: "'Helvetica Neue', Helvetica, Arial, sans-serif" },
 	{ label: 'Verdana', value: 'Verdana, Geneva, sans-serif' },
-	{ label: 'Monospace', value: "ui-monospace, 'SF Mono', 'Cascadia Mono', Menlo, Consolas, monospace" }
+	{
+		label: 'Monospace',
+		value: "ui-monospace, 'SF Mono', 'Cascadia Mono', Menlo, Consolas, monospace"
+	}
 ];
 
 export type Palette = Record<string, string>;
@@ -299,7 +302,10 @@ export function parseThemeCookie(raw: string | undefined | null): ThemeConfig {
 	try {
 		const parsed = JSON.parse(decodeURIComponent(raw));
 		if (!parsed || typeof parsed !== 'object') return { preset: DEFAULT_PRESET_ID };
-		return { ...parsed, preset: typeof parsed.preset === 'string' ? parsed.preset : DEFAULT_PRESET_ID };
+		return {
+			...parsed,
+			preset: typeof parsed.preset === 'string' ? parsed.preset : DEFAULT_PRESET_ID
+		};
 	} catch {
 		return { preset: DEFAULT_PRESET_ID };
 	}

frontend/src/routes/(root)/(library)/library/[libraryId]/+page.svelte

@@ -1,15 +1,14 @@
 <script lang="ts">
 	import { ScrollArea } from '$lib/components/ui/scroll-area/index.js';
-	import * as Empty from '$lib/components/ui/empty/index.js'
-	import { Button } from '$lib/components/ui/button/index.js'
+	import * as Empty from '$lib/components/ui/empty/index.js';
+	import { Button } from '$lib/components/ui/button/index.js';
 	import BookList from '$lib/components/view/book-list.svelte';
 	import { FolderX, Upload } from '@lucide/svelte';
 	import { getBookOperationsState } from '$lib/state/bookOperations.svelte.js';
 
 	let { data } = $props();
 
-	let bookOps = getBookOperationsState()
-
+	let bookOps = getBookOperationsState();
 </script>
 
 <ScrollArea class="h-full w-full">
@@ -22,7 +21,7 @@
 
 	<!-- Empty when no preset returned anything, i.e. the library has no books -->
 	{#if data.presets.every((preset) => data.shelves[preset.id].length === 0)}
-		<div class="flex flex-col items-center justify-center w-full h-full">
+		<div class="flex h-full w-full flex-col items-center justify-center">
 			<!-- Show a CTA to upload books if the library is empty -->
 			<Empty.Root class="mb-[12vh]">
 				<Empty.Header>

frontend/src/routes/(root)/+layout.svelte

@@ -44,7 +44,6 @@
 	});
 </script>
 
-
 <div class="[--header-height:calc(--spacing(14))]">
 	<Sidebar.Provider class="flex flex-col">
 		<div class="flex h-screen">

frontend/src/routes/(root)/settings/appearance/+page.svelte

@@ -71,7 +71,8 @@
 
 	<!-- Colours -->
 	<section class="flex flex-col gap-3">
-		<Label class="text-xs font-medium tracking-wider text-muted-foreground uppercase">Colours</Label>
+		<Label class="text-xs font-medium tracking-wider text-muted-foreground uppercase">Colours</Label
+		>
 		<div class="grid gap-x-6 gap-y-1 sm:grid-cols-2">
 			{#each COLOR_TOKENS as token (token.key)}
 				<div class="flex items-center gap-3 rounded-md px-2 py-2 hover:bg-muted">
@@ -94,7 +95,8 @@
 
 	<!-- Radius -->
 	<section class="flex flex-col gap-3">
-		<Label class="text-xs font-medium tracking-wider text-muted-foreground uppercase">Corners</Label>
+		<Label class="text-xs font-medium tracking-wider text-muted-foreground uppercase">Corners</Label
+		>
 		<div class="flex flex-wrap gap-2">
 			{#each RADII as option (option.value)}
 				<button
@@ -138,7 +140,8 @@
 
 	<!-- Preview -->
 	<section class="flex flex-col gap-3">
-		<Label class="text-xs font-medium tracking-wider text-muted-foreground uppercase">Preview</Label>
+		<Label class="text-xs font-medium tracking-wider text-muted-foreground uppercase">Preview</Label
+		>
 		<div class="rounded-lg border bg-sidebar p-4">
 			<div class="flex flex-col gap-4 rounded-lg border bg-card p-4">
 				<div class="flex items-baseline justify-between gap-4">

frontend/src/routes/(root)/settings/devices/+page.server.ts

@@ -1,4 +1,4 @@
-import { listDevices } from "$lib/api/device.remote";
+import { listDevices } from '$lib/api/device.remote';
 
 export async function load() {
 	const devices = await listDevices();

frontend/src/routes/(root)/settings/devices/+page.svelte

@@ -109,9 +109,7 @@
 				<Smartphone />
 			</Empty.Media>
 			<Empty.Title>No devices</Empty.Title>
-			<Empty.Description>
-				Add a device to sync your KOReader reading progress.
-			</Empty.Description>
+			<Empty.Description>Add a device to sync your KOReader reading progress.</Empty.Description>
 		</Empty.Header>
 		<Empty.Content>
 			<Button onclick={() => (createDialogOpen = true)}>
@@ -224,12 +222,14 @@
 		<AlertDialog.Header>
 			<AlertDialog.Title>Regenerate API key?</AlertDialog.Title>
 			<AlertDialog.Description>
-				This will invalidate the current API key for "{regenerateConfirmDevice?.name}".
-				You will need to update the key in your KOReader device settings.
+				This will invalidate the current API key for "{regenerateConfirmDevice?.name}". You will
+				need to update the key in your KOReader device settings.
 			</AlertDialog.Description>
 		</AlertDialog.Header>
 		<AlertDialog.Footer>
-			<AlertDialog.Cancel onclick={() => (regenerateConfirmDevice = null)}>Cancel</AlertDialog.Cancel>
+			<AlertDialog.Cancel onclick={() => (regenerateConfirmDevice = null)}
+				>Cancel</AlertDialog.Cancel
+			>
 			<AlertDialog.Action
 				onclick={() => regenerateConfirmDevice && handleRegenerate(regenerateConfirmDevice)}
 			>

frontend/src/routes/(root)/settings/libraries/+page.svelte

@@ -38,7 +38,9 @@
 						>
 						<Table.Cell class="font-medium">
 							<a
-								href={resolve('/(root)/(library)/library/[libraryId]', { libraryId: String(library.id) })}
+								href={resolve('/(root)/(library)/library/[libraryId]', {
+									libraryId: String(library.id)
+								})}
 								class="hover:underline">{library.name}</a
 							>
 						</Table.Cell>

frontend/src/routes/(root)/settings/libraries/[libraryId]/duplicates/+page.server.ts

@@ -10,9 +10,7 @@ export async function load({ params, depends }) {
 	// identifiers, description, publisher — so fetch them in one go rather than per
 	// card, and let the dialog pick out the books for its own group.
 	const ids = [...new Set(groups.flatMap((group) => group.books.map((book) => book.book_id)))];
-	const books = ids.length
-		? await listBooks({ ids, pageSize: ids.length })
-		: { items: [] };
+	const books = ids.length ? await listBooks({ ids, pageSize: ids.length }) : { items: [] };
 
 	return { groups, books: books.items };
 }