Cleanups for scrapers

chrome-extension/content.js

@@ -18,10 +18,14 @@
     if (event.data?.source !== 'pokemon-api-interceptor') return;
 
     // Forward API data to background script
-    chrome.runtime.sendMessage({
-      type: 'apiData',
-      data: event.data.data
-    }).catch(() => {});
+    try {
+      chrome.runtime.sendMessage({
+        type: 'apiData',
+        data: event.data.data
+      }).catch(() => {});
+    } catch (e) {
+      // Extension context invalidated (tab closing or extension reloaded)
+    }
   });
 
   // Inject the interceptor