Show all errors in scrollable list instead of just first one

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

src/app/(admin)/admin/projects/page.tsx

@@ -774,9 +774,18 @@ export default function ProjectsPage() {
                   </div>
                 </div>
                 {taggingResult.errors.length > 0 && (
-                  <p className="mt-3 text-sm text-amber-700 dark:text-amber-300">
+                  <div className="mt-3 space-y-2">
-                    {taggingResult.errors[0]}
+                    <p className="text-sm font-medium text-amber-700 dark:text-amber-300">
+                      {taggingResult.errors.length} project{taggingResult.errors.length > 1 ? 's' : ''} failed:
                     </p>
+                    <div className="max-h-32 overflow-y-auto rounded bg-background/50 p-2 text-xs space-y-1">
+                      {taggingResult.errors.map((error, i) => (
+                        <p key={i} className="text-amber-700 dark:text-amber-300">
+                          • {error}
+                        </p>
+                      ))}
+                    </div>
+                  </div>
                 )}
               </div>
             )}