redis & listening works!!

backend/app/dependencies.py

@@ -1,4 +1,9 @@
+from typing import Annotated
+from fastapi import Depends
+import redis
+
 from .db.database import SessionLocal
+from .db.redis import create_redis
 
 
 def get_db():
@@ -7,3 +12,19 @@ def get_db():
         yield db
     finally:
         db.close()
+
+
+async def get_redis():
+    r = await create_redis()
+    try:
+        yield r
+    finally:
+        r.close()
+
+
+async def get_pubsub(r: Annotated[redis.Redis, Depends(get_redis)]):
+    ps = r.pubsub()
+    try:
+        yield ps
+    finally:
+        ps.close()