docs: "## Get KOReader Book Metadata\n\nRetrieves metadata for a specific book from the server.\n\n**Method:** GET\n\n**Endpoint:** /api/sync/koreader/metadata/:book_uuid\n\n**Authentication:** Bearer token\n\n**Path Parameters:**\n- `book_uuid` (string): SHA-256 based book identifier\n\n**Response:**\n- `uuid` (string): Book UUID (SHA-256)\n- `title` (string): Book title\n- `authors` (array): Author names\n- `series` (string, optional): Series name\n- `series_index` (number, optional): Position in series\n- `publisher` (string, optional): Publisher name\n- `publication_date` (string, optional): Release date\n- `language` (string, optional): ISO 639-1 language code\n- `description` (string, optional): Book description\n- `cover_url` (string, optional): Cover image URL\n- `cover_thumbnail_url` (string, optional): Thumbnail URL\n- `identifiers` (object): Various identifiers\n - `isbn` (string, optional): ISBN-13\n - `asin` (string, optional): Amazon ASIN\n - `goodreads` (string, optional):\ \ Goodreads ID\n - `google_books` (string, optional): Google Books ID\n- `metadata_sources` (array): Sources metadata was pulled from\n- `last_synced` (string): Last metadata sync timestamp\n- `file_metadata` (object):\n - `file_size` (integer): File size in bytes\n - `format` (string): File format (epub, pdf, mobi, etc.)\n - `pages` (integer, optional): Page count\n - `word_count` (integer, optional): Estimated words\n\n**Status Codes:**\n- 200: Success\n- 401: Unauthorized\n- 404: Book not found\n\n**Metadata Purpose:**\n- Enrich book information on device\n- Improve book organization\n- Enable better search\n- Support series sorting\n- Provide cover images\n- Link to external sources\n\n**KOReader Usage:**\n- Display in book info dialog\n- Used for library sorting\n- Shown in file browser\n- Series grouping\n- Cover display\n- Search optimization\n\n**SHA-256 Book ID:**\n- Primary identifier in KOReader\n- Universal across devices\n- Format-independent\n- Generated from file content\n\ - Survives metadata changes\n\n**Metadata Sources:**\n- Google Books API\n- Open Library\n- Goodreads API\n- ISBN database lookup\n- Publisher metadata\n- User-provided metadata\n\n**Use Cases:**\n- Initial book import\n- Metadata refresh\n- Cover image download\n- Series organization\n- Duplicate detection\n- Library management" http: headers: [] method: GET url: '{{base_url}}/api/sync/koreader/metadata/{{book_uuid}}' auth: type: bearer token: '{{koreader_device_token}}' info: name: Get Book Metadata seq: 8 type: http