feat: make mobile review loading retryable (#127)

frontend/index.html

@@ -86,6 +86,7 @@ textarea { resize: vertical; min-height: 120px; }
 .review-diff-line.removed { color:#fca5a5; background:rgba(239,68,68,.09); }
 .review-diff-note, .review-diff-empty { display:block; padding:8px; color:#fcd34d; white-space:normal; }
 .review-action { min-height:44px; }
+.review-retry { min-height:44px; margin-top:10px; }
 @media (max-width: 600px) {
   header { align-items:flex-start; }
   .my-work { margin:0; }
@@ -222,6 +223,7 @@ textarea { resize: vertical; min-height: 120px; }
       <button class="review-action" id="close-review-sheet">Close</button>
     </div>
     <div id="review-sheet-status" class="small" aria-live="polite">Choose a review request.</div>
+    <button class="review-retry" id="retry-review-load" hidden>Retry loading review</button>
     <p class="review-sheet-body" id="review-sheet-body"></p>
     <div class="row"><span class="pill" id="review-ci-state">CI unknown</span><a id="open-review-gitea" href="#" target="_blank" rel="noopener noreferrer">Open in Gitea</a></div>
     <h2>Changed files</h2>
@@ -415,6 +417,7 @@ textarea { resize: vertical; min-height: 120px; }
     qs('#review-sheet-key').textContent = item.key;
     qs('#review-sheet-title').textContent = item.title;
     qs('#review-sheet-status').textContent = 'Loading review details…';
+    qs('#retry-review-load').hidden = true;
     qs('#review-sheet-body').textContent = '';
     qs('#review-files').textContent = '';
     qs('#review-progress').textContent = '0 of 0 files reviewed';
@@ -459,7 +462,10 @@ textarea { resize: vertical; min-height: 120px; }
       ).join('') : '<div>No prior reviews.</div>';
       qs('#review-sheet-status').textContent = 'Ready to review · by ' + (detail.author || 'unknown author');
     } catch (error) {
-      qs('#review-sheet-status').textContent = error.message + ' Use Open in Gitea or close and retry.';
+      if (selectedReview !== item) return;
+      qs('#review-sheet-status').textContent = error.message + ' Retry here or use Open in Gitea.';
+      qs('#retry-review-load').hidden = false;
+      qs('#retry-review-load').focus();
     }
   }
 
@@ -577,6 +583,9 @@ textarea { resize: vertical; min-height: 120px; }
   document.addEventListener('keydown', (e) => { if ((e.metaKey||e.ctrlKey) && e.key==='k') { e.preventDefault(); qs('#cmd-palette').classList.toggle('open'); if(qs('#cmd-palette').classList.contains('open')){ qs('#cmd-input').focus(); renderCommands(''); } } });
   qs('#close-whiteboard').addEventListener('click', () => closeModal('whiteboard-modal'));
   qs('#close-review-sheet').addEventListener('click', closeReviewSheet);
+  qs('#retry-review-load').addEventListener('click', () => {
+    if (selectedReview) openReviewSheet(selectedReview, reviewTrigger);
+  });
   qs('#next-unreviewed-review').addEventListener('click', () => {
     if (progress) openNextUnreviewed(progress.snapshot());
   });