add .gitignore file

messenger_app/api/v1/endpoints/messages.py

@@ -0,0 +1,9 @@
+from fastapi import APIRouter
+from messenger_app.api.v1.models.message import Message
+
+router = APIRouter()
+
+@router.post("/messages/", response_model=Message)
+async def create_message(message: Message):
+    # You would typically save the message to the database here
+    return message