Update echo_server.py

echo_server.py

@@ -4,4 +4,30 @@ mcp = FastMCP(name="EchoServer", stateless_http=True)
 
 @mcp.tool(description="A simple echo tool")
 def echo(message: str) -> str:
-    return f"Echo: {message}"
+    return f"Echo: {message}"
+
+@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
+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),
+    }