add basic rate limiting

endpoints/transcriptions.py

@@ -1,6 +1,7 @@
 import os
 import aiosqlite as sqlite3
-from fastapi import FastAPI
+from fastapi import FastAPI, Depends
+from fastapi_throttle import RateLimiter
 from fastapi.responses import JSONResponse
 from typing import Optional, LiteralString, Union
 from .constructors import ValidShowEpisodeLineRequest, ValidShowEpisodeListRequest
@@ -24,7 +25,9 @@ class Transcriptions(FastAPI):
 
         for endpoint, handler in self.endpoints.items():
             app.add_api_route(
-                f"/{endpoint}", handler, methods=["POST"], include_in_schema=True
+                f"/{endpoint}", handler,
+                methods=["POST"], include_in_schema=True,
+                dependencies=[Depends(RateLimiter(times=2, seconds=2))]
             )
 
     async def get_episodes_handler(