add basic rate limiting

endpoints/rand_msg.py

@@ -2,7 +2,8 @@ import os
 import random
 from typing import LiteralString, Optional, Union
 import aiosqlite as sqlite3
-from fastapi import FastAPI
+from fastapi import FastAPI, Depends
+from fastapi_throttle import RateLimiter
 from fastapi.responses import JSONResponse
 from .constructors import RandMsgRequest
 
@@ -19,7 +20,10 @@ class RandMsg(FastAPI):
         self.endpoint_name = "randmsg"
 
         app.add_api_route(
-            f"/{self.endpoint_name}", self.randmsg_handler, methods=["POST"]
+            f"/{self.endpoint_name}", self.randmsg_handler,
+            methods=["POST"], dependencies=[Depends(
+                RateLimiter(times=5, seconds=2)
+            )]
         )
 
     async def randmsg_handler(