Function shutdown

src/server/mcp-lifecycle.ts:427–454

(reason: McpShutdownReason, error?: unknown)

    },

    async shutdown(reason: McpShutdownReason, error?: unknown): Promise<void> {
      if (state.shutdownPromise) {
        return state.shutdownPromise;
      }

      state.shutdownRequested = true;
      state.shutdownReason = reason;
      const phaseAtShutdown = state.phase;
      state.phase = 'shutting-down';

      state.shutdownPromise = (async (): Promise<void> => {
        const snapshot = await buildMcpLifecycleSnapshot({
          phase: phaseAtShutdown,
          shutdownReason: state.shutdownReason,
          startedAtMs: state.startedAtMs,
          commandExecutor: options.commandExecutor,
        });
        await options.onShutdown({
          reason,
          error,
          snapshot,
          server: state.server,
        });
        state.phase = 'stopped';
      })();

      return state.shutdownPromise;
    },
  };

  return coordinator;