fix: correct port configuration for MCP servers to match FastMCP API

examples/mcp_example/calc_server.py

@@ -24,4 +24,4 @@ def power(base: float, exponent: float) -> float:
 
 if __name__ == "__main__":
     print("Starting Calc Server on port 6275...")
-    mcp.run(port=6275, transport="sse")
+    mcp.run(transport="sse", transport_kwargs={"host": "0.0.0.0", "port": 6275})

examples/mcp_example/math_server.py

@@ -31,4 +31,4 @@ def subtract(a: int, b: int) -> int:
 
 if __name__ == "__main__":
     print("Starting Math Server on port 6274...")
-    mcp.run(port=6274, transport="sse")
+    mcp.run(transport="sse", transport_kwargs={"host": "0.0.0.0", "port": 6274})