Method stop

src/mcp/index.ts:265–290

* Stop the server. In daemon mode this triggers graceful shutdown of every * connected session; in direct mode it mirrors the pre-#411 behavior (close * cg, exit). Proxy mode never routes through here — the proxy exits itself.

()

   * cg, exit). Proxy mode never routes through here — the proxy exits itself.
   */
  stop(): void {
    if (this.stopped) return;
    this.stopped = true;
    if (this.ppidWatchdog) {
      clearInterval(this.ppidWatchdog);
      this.ppidWatchdog = null;
    }
    if (this.livenessWatchdog) {
      this.livenessWatchdog.stop();
      this.livenessWatchdog = null;
    }
    if (this.daemon) {
      void this.daemon.stop('stop()');
      // Daemon.stop calls process.exit; nothing else to do.
      return;
    }
    if (this.session) {
      this.session.stop();
      this.session = null;
    }
    if (this.engine) {
      this.engine.stop();
      this.engine = null;
    }
    process.exit(0);
  }

  /** Single-process stdio MCP session — the pre-issue-#411 code path. */
  private async startDirect(reason: string): Promise<void> {