Update echo_server.py

echo_server.py

@@ -1,32 +1,7 @@
-from fastmcp import FastMCP
-from fastmcp.server.dependencies import get_http_headers
+from mcp.server.fastmcp import FastMCP
 
+mcp = FastMCP(name="EchoServer", stateless_http=True)
 
-mcp = FastMCP("My MCP Server", stateless_http=True)
-
-
-@mcp.tool
-def greet() -> str:
-    headers = get_http_headers()
-    print(f"Received headers: {headers}")
-    name = headers.get("x-given-name", "unknown")
-    return f"Hello, {name}!"
-
-
-@mcp.tool
-async def safe_header_info() -> dict:
-    """Safely get header information without raising errors."""
-    # Get headers (returns empty dict if no request context)
-    headers = get_http_headers()
-
-    # Get authorization header
-    auth_header = headers.get("authorization", "")
-    is_bearer = auth_header.startswith("Bearer ")
-
-    return {
-        "user_agent": headers.get("user-agent", "Unknown"),
-        "content_type": headers.get("content-type", "Unknown"),
-        "has_auth": bool(auth_header),
-        "auth_type": "Bearer" if is_bearer else "Other" if auth_header else "None",
-        "headers_count": len(headers),
-    }
+@mcp.tool(description="A simple echo tool")
+def echo(message: str) -> str:
+    return f"Echo: {message}"