Rename input stills from the picker and reveal all hidden library thumbs.

Co-authored-by: Cursor <cursoragent@cursor.com>

pages/index.vue

@@ -105,10 +105,15 @@
           <button
             v-if="!renamingInputStill"
             type="button"
-            class="shrink-0 text-xs text-amber-300 hover:text-amber-100"
+            class="inline-flex h-8 w-8 shrink-0 items-center justify-center rounded-full text-amber-200 hover:bg-white/5 hover:text-amber-100"
+            title="Rename still"
+            aria-label="Rename still"
             @click.stop="startInputStillRename"
           >
-            Rename
+            <svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" class="h-4 w-4">
+              <path stroke-linecap="round" stroke-linejoin="round" d="M16.862 4.487l1.687-1.688a1.875 1.875 0 112.652 2.652L10.582 16.07a4.5 4.5 0 01-1.897 1.13L6 18l.8-2.685a4.5 4.5 0 011.13-1.897l8.932-8.931z" />
+              <path stroke-linecap="round" stroke-linejoin="round" d="M19.5 7.125L16.862 4.487" />
+            </svg>
           </button>
         </div>