Fix: stabilize ActivityFeed UI on reload

Avoid shared dev rate-limit bucket for n8n status and fall back to a stable offline state when the status call fails, preventing the widget from getting stuck in the small translucent loading UI.

app/components/ActivityFeed.tsx

@@ -84,8 +84,17 @@ export default function ActivityFeed() {
 
     const fetchData = async () => {
       try {
+        const fallback: StatusData = {
+          status: { text: "offline", color: "gray" },
+          music: null,
+          gaming: null,
+          coding: null,
+        };
+
         // Check if fetch is available (should be, but safety check)
         if (typeof fetch === 'undefined') {
+          setData(fallback);
+          setHasActivity(false);
           return;
         }
 
@@ -104,6 +113,9 @@ export default function ActivityFeed() {
           if (process.env.NODE_ENV === 'development' && res) {
             console.warn('ActivityFeed: API returned non-OK status:', res.status);
           }
+          // Don't stay in tiny "loading" state forever; show stable fallback UI.
+          setData(fallback);
+          setHasActivity(false);
           return;
         }
         
@@ -114,6 +126,8 @@ export default function ActivityFeed() {
           if (process.env.NODE_ENV === 'development') {
             console.warn('ActivityFeed: Failed to parse JSON response:', parseError);
           }
+          setData(fallback);
+          setHasActivity(false);
           return;
         }
 
@@ -131,6 +145,8 @@ export default function ActivityFeed() {
         }
 
         if (!json || typeof json !== 'object') {
+          setData(fallback);
+          setHasActivity(false);
           return;
         }
 
@@ -168,7 +184,14 @@ export default function ActivityFeed() {
         if (process.env.NODE_ENV === 'development') {
           console.error("Failed to fetch activity:", error);
         }
-        // Don't set error state - just fail silently
+        // Don't set error state - show stable fallback
+        setData({
+          status: { text: "offline", color: "gray" },
+          music: null,
+          gaming: null,
+          coding: null,
+        });
+        setHasActivity(false);
       }
     };