Remove asset/document hydration pipeline and introduce client-side cache updates for correspondents, tags, and search results

frontend/src/preview/DocumentViewerPanel.tsx

@@ -61,7 +61,6 @@ interface DocumentViewerPanelProps extends DocumentSummarySectionProps {
     contentType?: string | null;
     filename?: string | null;
   } | null;
-  hydrateDocument?: (doc: DocumentLike | null) => DocumentLike | null;
   ensureAssetUrl?: (docId: string | number, asset: AssetLike, options?: { start?: number; limit?: number }) => Promise<unknown>;
   getDocumentAsset?: (doc: DocumentLike | null, type: string) => AssetLike | null;
   ensurePreviewData?: (docId: string | number, options?: { signal?: AbortSignal }) => Promise<DocumentLike | null>;
@@ -124,7 +123,6 @@ export const createDocumentViewerHeaderActions = ({
 const DocumentViewerPanel: React.FC<DocumentViewerPanelProps> = ({
   document,
   documentLink,
-  hydrateDocument,
   tagLookupById,
   tagOptions,
   onTagAdd,
@@ -291,12 +289,6 @@ const DocumentViewerPanel: React.FC<DocumentViewerPanelProps> = ({
     setZoomOverlayOpen(false);
   }, [effectiveDocumentLink?.url, document?.id]);
 
-  useEffect(() => {
-    if (hydrateDocument && document?.id) {
-      hydrateDocument(document.id);
-    }
-  }, [hydrateDocument, document?.id]);
-
   const panelRef = useRef<HTMLDivElement | HTMLFormElement | HTMLElement | null>(null);
   const isStackedLayout = useViewerLayoutMode(panelRef, document?.id);