Update app.py

app.py

@@ -1,7 +1,24 @@
 # app.py
-import os, json, uuid, random
-from datetime import datetime
-import streamlit as st
+from modelcontextprotocol import Client
+from modelcontextprotocol.transports.stdio import StdioTransport
+import subprocess, sys, uuid
+
+# 啟動 MCP server 子程序（stdin/stdout）
+def start_mcp():
+    # 用當前 Python 啟動 mcp_server.py
+    proc = subprocess.Popen([sys.executable, "mcp_server.py"],
+                            stdin=subprocess.PIPE, stdout=subprocess.PIPE)
+    transport = StdioTransport(proc.stdin, proc.stdout)
+    client = Client(transport=transport)
+    client.start()
+    return client, proc
+
+mcp_client, mcp_proc = start_mcp()
+
+# 呼叫工具（例：Tarot）
+def mcp_tarot_search(q, k=3):
+    res = mcp_client.call_tool("tarot.search", {"query": q, "k": k})
+    return res.get("hits", [])
 
 
 # ========== 基本設定 ==========