Merge pull request #50 from PasserByJia/main

解决ElcAgent使用MCP后，子进程无法自动退出的问题。

Author: ConardLi

package.json

@@ -1,6 +1,6 @@
 {
   "name": "easy-llm-cli",
-  "version": "0.1.9",
+  "version": "0.1.10",
   "engines": {
     "node": ">=20.0.0"
   },

packages/cli/src/api/index.ts

@@ -11,6 +11,7 @@ import {
   ToolCallRequestInfo,
   CoreToolScheduler,
   ApprovalMode,
+  closeAllMCPConnections
 } from '@google/gemini-cli-core';
 import { type Part } from '@google/genai';
 import { AgentConfig, AgentResult } from './types.js';
@@ -101,6 +102,8 @@ export class ElcAgent {
     await this.processConversationRound(config, geminiClient, [
       { text: userInput },
     ]);
+    //close mcp connection
+    await closeAllMCPConnections();
     return this.getLastResult();
   }
 

packages/core/src/tools/mcp-client.ts

@@ -53,6 +53,8 @@ const mcpServerStatusesInternal: Map<string, MCPServerStatus> = new Map();
  */
 let mcpDiscoveryState: MCPDiscoveryState = MCPDiscoveryState.NOT_STARTED;
 
+let mcpClient: Client | null = null;
+
 /**
  * Event listeners for MCP server status changes
  */
@@ -211,7 +213,7 @@ async function connectAndDiscover(
     return;
   }
 
-  const mcpClient = new Client({
+  mcpClient = new Client({
     name: 'gemini-cli-mcp-client',
     version: '0.0.1',
   });
@@ -390,3 +392,12 @@ async function connectAndDiscover(
     }
   }
 }
+
+/**
+ * Close all MCP connections.
+ */
+export async function closeAllMCPConnections() {
+  if (mcpClient) {
+    await mcpClient.close();
+  }
+}