add mcp server

Author: SecretiveShell

.devcontainer/devcontainer.json

@@ -0,0 +1,26 @@
+// For format details, see https://aka.ms/devcontainer.json. For config options, see the
+// README at: https://github.com/devcontainers/templates/tree/main/src/python
+{
+	"name": "Python 3",
+	// Or use a Dockerfile or Docker Compose file. More info: https://containers.dev/guide/dockerfile
+	"image": "mcr.microsoft.com/devcontainers/python:1-3.12-bullseye",
+	"features": {
+		"ghcr.io/jsburckhardt/devcontainer-features/uv:1": {},
+		"ghcr.io/joedmck/devcontainer-features/cloudflared:1": {}
+	}
+
+	// Features to add to the dev container. More info: https://containers.dev/features.
+	// "features": {},
+
+	// Use 'forwardPorts' to make a list of ports inside the container available locally.
+	// "forwardPorts": [],
+
+	// Use 'postCreateCommand' to run commands after the container is created.
+	// "postCreateCommand": "pip3 install --user -r requirements.txt",
+
+	// Configure tool-specific properties.
+	// "customizations": {},
+
+	// Uncomment to connect as root instead. More info: https://aka.ms/dev-containers-non-root.
+	// "remoteUser": "root"
+}

.github/dependabot.yml

@@ -0,0 +1,12 @@
+# To get started with Dependabot version updates, you'll need to specify which
+# package ecosystems to update and where the package manifests are located.
+# Please see the documentation for more information:
+# https://docs.github.com/github/administering-a-repository/configuration-options-for-dependency-updates
+# https://containers.dev/guide/dependabot
+
+version: 2
+updates:
+ - package-ecosystem: "devcontainers"
+   directory: "/"
+   schedule:
+     interval: weekly

pyproject.toml

@@ -10,7 +10,7 @@ requires-python = ">=3.11"
 dependencies = [
     "fastapi>=0.115.10",
     "loguru>=0.7.3",
-    "mcp>=1.3.0",
+    "mcp==1.0.0",
     "pydantic>=2.10.6",
     "uvicorn>=0.34.0",
 ]

src/mcp_actions_adapter/lifespan.py

@@ -0,0 +1,33 @@
+import asyncio
+import os
+import shutil
+from fastapi import FastAPI
+from contextlib import asynccontextmanager
+from mcp_actions_adapter.config import config
+import mcp.client
+import mcp.client.stdio
+import mcp.client.session
+
+server_session = None
+
+def get_server():
+    global server_session
+    return server_session
+
+@asynccontextmanager
+async def lifespan(app: FastAPI):
+    global server_session
+    server = config.mcpServers.popitem()[1]
+    server.command = shutil.which(server.command) or server.command
+
+    server.env = os.environ.copy() | (server.env or {})
+
+    print(server)
+
+    async with mcp.client.stdio.stdio_client(server) as client:
+        async with mcp.client.session.ClientSession(*client) as session:
+            await asyncio.sleep(0.1)
+            await session.initialize()
+            server_session = session
+            yield
+    

src/mcp_actions_adapter/main.py

@@ -1,9 +1,11 @@
 from fastapi import FastAPI
 from mcp_actions_adapter.config import config
+from mcp_actions_adapter.lifespan import lifespan
 
 app = FastAPI(
     title="MCP Actions Adapter",
     description="A simple adapter to convert a MCP server to a GPT actions compatible API",
     servers=[{"url": config.url}],
+    lifespan=lifespan,
 )