Use configurable MCP server settings

MCP server name and description now default to 'MCPGreetingServer' and a descriptive string if not set in environment. MCPConfig now reads endpoint, name, and description from app config for improved flexibility.

Author: Fr4nc3

src/backend/common/config/app_config.py

@@ -74,8 +74,8 @@ def __init__(self):
         # Optional MCP server endpoint (for local MCP server or remote)
         # Example: http://127.0.0.1:8000/mcp
         self.MCP_SERVER_ENDPOINT = self._get_optional("MCP_SERVER_ENDPOINT")
-        self.MCP_SERVER_NAME = self._get_optional("MCP_SERVER_NAME")
-        self.MCP_SERVER_DESCRIPTION = self._get_optional("MCP_SERVER_DESCRIPTION")
+        self.MCP_SERVER_NAME = self._get_optional("MCP_SERVER_NAME", "MCPGreetingServer")
+        self.MCP_SERVER_DESCRIPTION = self._get_optional("MCP_SERVER_DESCRIPTION", "MCP server with greeting and planning tools")
         self.TENANT_ID = self._get_optional("TENANT_ID")
         self.CLIENT_ID = self._get_optional("CLIENT_ID")
         self.AZURE_AI_SEARCH_CONNECTION_NAME = self._get_optional("AZURE_AI_SEARCH_CONNECTION_NAME")

src/backend/v3/config/settings.py

@@ -55,9 +55,9 @@ class MCPConfig:
     """MCP server configuration."""
 
     def __init__(self):
-        self.url = "http://127.0.0.1:8000/mcp/"
-        self.name = "MCPGreetingServer"
-        self.description = "MCP server with greeting and planning tools"
+        self.url = config.MCP_SERVER_ENDPOINT
+        self.name = config.MCP_SERVER_NAME
+        self.description = config.MCP_SERVER_DESCRIPTION
 
     def get_headers(self, token: str):
         """Get MCP headers with authentication token."""