on installation open up the sidepanel for users

Author: chostudio

functional-samples/ai.gemini-on-device/background.js

@@ -1,3 +1,7 @@
-chrome.sidePanel
-  .setPanelBehavior({ openPanelOnActionClick: true })
-  .catch((error) => console.error(error));
+chrome.runtime.onInstalled.addListener(({ reason }) => {
+  if (reason === 'install') {
+    chrome.sidePanel
+    .setPanelBehavior({ openPanelOnActionClick: true })
+    .catch((error) => console.error(error));
+  }
+});