feat: add post route to call hello_message

Author: hebertcisco

api/index.py

@@ -10,3 +10,7 @@ async def root():
 @app.get("/hello/{name}")
 async def say_hello(name: str):
     return {"message": f"Hello {name}"}
+
+@app.post("/hello")
+async def hello_message(message: str):
+    return {"message": f"Hello {message}"}