add basic rate limiting

endpoints/meme.py

@@ -1,5 +1,10 @@
 import logging
-from fastapi import FastAPI, Request, Response
+from fastapi import (
+    FastAPI,
+    Request,
+    Response,
+    Depends)
+from fastapi_throttle import RateLimiter
 from fastapi.responses import JSONResponse
 from utils.meme_util import MemeUtil
 
@@ -22,7 +27,11 @@ class Meme(FastAPI):
 
         for endpoint, handler in self.endpoints.items():
             app.add_api_route(
-                f"/{endpoint}", handler, methods=["GET"], include_in_schema=True
+                f"/{endpoint}", handler,
+                methods=["GET"], include_in_schema=True,
+                dependencies=[Depends(
+                    RateLimiter(times=2, seconds=2)
+                )]
             )
 
     async def get_meme_by_id(self, id: int, request: Request) -> Response: