Add cache load spinner (build 271261238)

frontend/app/admin/SettingsPage.tsx

@@ -125,6 +125,7 @@ export default function SettingsPage({ section }: SettingsPageProps) {
   const [cacheRows, setCacheRows] = useState<any[]>([])
   const [cacheCount, setCacheCount] = useState(50)
   const [cacheStatus, setCacheStatus] = useState<string | null>(null)
+  const [cacheLoading, setCacheLoading] = useState(false)
   const [requestsSync, setRequestsSync] = useState<any | null>(null)
   const [artworkPrefetch, setArtworkPrefetch] = useState<any | null>(null)
   const [artworkSummary, setArtworkSummary] = useState<any | null>(null)
@@ -667,6 +668,7 @@ export default function SettingsPage({ section }: SettingsPageProps) {
 
   const loadCache = async () => {
     setCacheStatus(null)
+    setCacheLoading(true)
     try {
       const baseUrl = getApiBase()
       const response = await authFetch(
@@ -689,6 +691,8 @@ export default function SettingsPage({ section }: SettingsPageProps) {
           ? err.message.replace(/^\\{\"detail\":\"|\"\\}$/g, '')
           : 'Could not load cache.'
       setCacheStatus(message)
+    } finally {
+      setCacheLoading(false)
     }
   }
 
@@ -1378,8 +1382,15 @@ export default function SettingsPage({ section }: SettingsPageProps) {
                 <option value={200}>200</option>
               </select>
             </label>
-            <button type="button" onClick={loadCache}>
-              Load saved requests
+            <button type="button" onClick={loadCache} disabled={cacheLoading}>
+              {cacheLoading ? (
+                <>
+                  <span className="spinner button-spinner" aria-hidden="true" />
+                  Loading saved requests
+                </>
+              ) : (
+                'Load saved requests'
+              )}
             </button>
           </div>
         </div>