remove download endpoint

frontend/src/index.jsx

@@ -3107,13 +3107,18 @@ const AppLayout = () => {
 
       const request = (async () => {
         try {
-          const { data } = await api.get(`/documents/${documentId}/download`);
-          const ttl = data.expires_in ? Math.max(data.expires_in - 60, 30) * 1000 : 5 * 60 * 1000;
+          const docResponse = await api.get(`/documents/${documentId}`);
+          const downloadPath = docResponse.data?.document?.current_version?.download_path;
+          if (!downloadPath || !resolveApiPath) {
+            throw new Error('Document missing download path');
+          }
+
+          const href = resolveApiPath(downloadPath);
           const entry = {
-            url: data.url,
-            contentType: data.content_type || null,
-            filename: data.filename,
-            expiresAt: Date.now() + ttl,
+            url: href,
+            contentType: docResponse.data?.document?.current_version?.version?.content_type || null,
+            filename: docResponse.data?.document?.filename || 'document',
+            expiresAt: Date.now() + 5 * 60 * 1000,
           };
           setPreviewEntries((prev) => {
             const next = new Map(prev);
@@ -3132,7 +3137,7 @@ const AppLayout = () => {
       previewInflightRef.current.set(documentId, request);
       return request;
     },
-    [previewEntries, notifyApiError],
+    [previewEntries, notifyApiError, resolveApiPath],
   );
 
   const extractFilesFromDataTransfer = useCallback(async (dataTransfer) => {