fix: improve event stream reconnect reliability

Recover stalled event streams without dropping the session
Wait briefly for reconnection before showing connection lost errors
Persist Electron server logs for easier disconnect debugging

packages/ui/src/components/chat/ChatInput.tsx

@@ -1519,11 +1519,7 @@ const ChatInputComponent: React.FC<ChatInputProps> = ({ onOpenSettings, scrollTo
             }
             else if (commandName === 'compact' && currentSessionId) {
                 try {
-                    if (!useConfigStore.getState().isConnected) {
-                        const reason = useConfigStore.getState().lastDisconnectReason;
-                        const suffix = reason ? ` (${reason})` : " (never connected)";
-                        throw new Error(`Connection lost${suffix}. Please wait for reconnection.`);
-                    }
+                    await sessionActions.waitForConnectionOrThrow();
                     const { opencodeClient } = await import('@/lib/opencode/client');
                     const sdk = opencodeClient.getSdkClient();
                     const configState = useConfigStore.getState();