feat(shared mcp): add shared mcp module

Author: NicholasGoh

backend/shared_mcp/models.py

@@ -0,0 +1,7 @@
+from pydantic import BaseModel
+
+
+class ToolRequest(BaseModel):
+    tool_name: str
+    a: int
+    b: int

backend/shared_mcp/tools.py

@@ -0,0 +1,21 @@
+import os
+
+from mcp.server.fastmcp import FastMCP
+
+mcp = FastMCP(
+    "MCP Server",
+    host=os.environ["MCP_SERVER_HOST"],
+    port=os.environ["MCP_SERVER_PORT"],
+)
+
+
+@mcp.tool()
+def add(a: int, b: int) -> int:
+    """Add two numbers"""
+    return a + b
+
+
+@mcp.resource("greeting://{name}")
+def get_greeting(name: str) -> str:
+    """Get a personalized greeting"""
+    return f"Hello, {name}!"