⚡️ Use Redis to cache REST responses

backend/routers/stop.py

@@ -3,6 +3,7 @@ from datetime import datetime
 from typing import Sequence
 
 from fastapi import APIRouter, HTTPException
+from fastapi_cache.decorator import cache
 
 from backend.idfm_interface import (
     Destinations as IdfmDestinations,
@@ -40,6 +41,7 @@ def optional_datetime_to_ts(dt: datetime | None) -> int | None:
 
 # TODO: Add limit support
 @router.get("/")
+@cache(namespace="stop")
 async def get_stop(
     name: str = "", limit: int = 10
 ) -> Sequence[StopAreaSchema | StopSchema] | None:
@@ -83,8 +85,8 @@ async def get_stop(
     return formatted
 
 
-# TODO: Cache response for 30 secs ?
 @router.get("/{stop_id}/nextPassages")
+@cache(namespace="stop-nextPassages", expire=30)
 async def get_next_passages(stop_id: int) -> NextPassagesSchema | None:
     res = await idfm_interface.get_next_passages(stop_id)
     if res is None:
@@ -149,6 +151,7 @@ async def get_next_passages(stop_id: int) -> NextPassagesSchema | None:
 
 
 @router.get("/{stop_id}/destinations")
+@cache(namespace="stop-destinations", expire=30)
 async def get_stop_destinations(
     stop_id: int,
 ) -> IdfmDestinations | None:
@@ -158,6 +161,7 @@ async def get_stop_destinations(
 
 
 @router.get("/{stop_id}/shape")
+@cache(namespace="stop-shape")
 async def get_stop_shape(stop_id: int) -> StopShapeSchema | None:
     connection_area = None