feat(api,web): support CBZ — scan, métadonnées, lecteur d'albums

- api: cbz utilitaire commun, scanner/métadonnées (+ tests), books, schéma et migrations
- web: CbzReader, ReaderPage/locators (+ tests), types et client API
- shared: types formats

Refs: #16

apps/web/src/pages/ReaderPage.tsx

@@ -4,8 +4,9 @@ import type { BookDto } from "@readabook/shared";
 import { api, getApiFallback } from "../api/client";
 import { ErrorRibbon, Meter } from "../components/ui";
 import { navigate } from "../router";
+import { CbzReader } from "../reader/CbzReader";
 import { EpubReader } from "../reader/EpubReader";
-import { parsePdfPageLocator, pdfPagePercent } from "../reader/locators";
+import { parseCbzPageLocator, parsePdfPageLocator, pdfPagePercent } from "../reader/locators";
 import { PdfReader } from "../reader/PdfReader";
 import { useReaderProgress } from "../reader/useReaderProgress";
 
@@ -35,7 +36,7 @@ export function ReaderPage({ bookId }: { bookId: number }) {
   }, [bookId]);
 
   useEffect(() => {
-    const nextPage = parsePdfPageLocator(progress?.locator);
+    const nextPage = parsePdfPageLocator(progress?.locator) ?? parseCbzPageLocator(progress?.locator);
     if (nextPage) setPage((current) => (current === nextPage ? current : nextPage));
   }, [progress]);
 
@@ -48,6 +49,13 @@ export function ReaderPage({ bookId }: { bookId: number }) {
     [save]
   );
   const saveEpubLocator = useCallback((locator: string, percent: number) => void save(locator, percent), [save]);
+  const saveCbzPage = useCallback(
+    (nextPage: number, pages: number) => {
+      setPage(nextPage);
+      void save(`cbz:page:${nextPage}`, pdfPagePercent(nextPage, pages));
+    },
+    [save]
+  );
 
   return (
     <div className="reader-page">
@@ -79,6 +87,8 @@ export function ReaderPage({ bookId }: { bookId: number }) {
         </div>
       ) : book.format === "pdf" ? (
         <PdfReader url={fileUrl} page={page} onPageCommit={savePdfPage} />
+      ) : book.format === "cbz" ? (
+        <CbzReader bookId={book.id} page={page} onPageCommit={saveCbzPage} />
       ) : (
         <EpubReader url={fileUrl} locator={progress?.locator} onLocatorChange={saveEpubLocator} />
       )}