chore: Add diagnostic logs for API readiness

app.js

···
 document.addEventListener('DOMContentLoaded', () => {
+    console.log("DOMContentLoaded event fired for app.js"); // New diagnostic log
+
     const initializeApp = () => {
         // Main application code
         let currentCursor = null;
···
     };
 
     const checkApiReady = () => {
+        console.log("checkApiReady called. Checking for window.AtprotoApi and window.AtprotoApi.AtpAgent..."); // New diagnostic log
         if (window.AtprotoApi && window.AtprotoApi.AtpAgent) {
+            console.log("AtprotoApi is ready, calling initializeApp."); // New diagnostic log
             initializeApp();
         } else {
+            console.log("AtprotoApi not ready, polling again in 50ms. window.AtprotoApi:", window.AtprotoApi); // New diagnostic log
             setTimeout(checkApiReady, 50); // Poll every 50ms
         }
     };