Function killActiveServers

packages/cli/src/server/portUtils.ts:304–320

(startPort = 3002)

 * Returns the number of servers killed.
 */
export async function killActiveServers(startPort = 3002): Promise<number> {
  const servers = await scanActiveServers(startPort);
  let killed = 0;

  for (const server of servers) {
    if (server.pid) {
      try {
        process.kill(parseInt(server.pid, 10), "SIGTERM");
        killed++;
      } catch {
        // Process may have already exited
      }
    }
  }

  return killed;
}

// ── Smart port selection ───────────────────────────────────────────────────