perf: optimize app startup and background lifecycles

electron/preload/index.ts

@@ -18,6 +18,9 @@ const validInvokeChannels = [
   'opencode:stop',
   'opencode:restart',
   'opencode:health',
+  'lifecycle:activity',
+  'lifecycle:lease',
+  'learning:closePlayer',
   'shell:openExternal',
   'shell:showItemInFolder',
   'shell:openPath',
@@ -31,6 +34,7 @@ const validInvokeChannels = [
   'app:platform',
   'app:quit',
   'app:relaunch',
+  'app:performance',
   'app:request',
   'window:minimize',
   'window:maximize',
@@ -93,6 +97,9 @@ const validEventChannels = [
   'agent-browser:show',
   'agent-browser:state',
   'auth:session-changed',
+  'lifecycle:pause',
+  'lifecycle:sleep',
+  'release-job:status',
   'learning:runtime-event',
 ];