Function waitForServer

apps/ui/src/electron/server/backend-server.ts:183–208

(maxAttempts = 30)

 * Wait for server to be available
 */
export async function waitForServer(maxAttempts = 30): Promise<void> {
  for (let i = 0; i < maxAttempts; i++) {
    try {
      await new Promise<void>((resolve, reject) => {
        const req = http.get(`http://localhost:${state.serverPort}/api/health`, (res) => {
          if (res.statusCode === 200) {
            resolve();
          } else {
            reject(new Error(`Status: ${res.statusCode}`));
          }
        });
        req.on('error', reject);
        req.setTimeout(1000, () => {
          req.destroy();
          reject(new Error('Timeout'));
        });
      });
      logger.info('Server is ready');
      return;
    } catch {
      await new Promise((r) => setTimeout(r, 500));
    }
  }

  throw new Error('Server failed to start');
}

/**
 * Stop the backend server if running