chore: use redis token from config

Author: TimilsinaBimal

app/core/config.py

@@ -21,6 +21,7 @@ class Settings(BaseSettings):
     ADDON_NAME: str = "Watchly"
     REDIS_URL: str = "redis://redis:6379/0"
     TOKEN_SALT: str = "change-me"
+    REDIS_TOKEN_KEY: str = "watchly:token:"
     TOKEN_TTL_SECONDS: int = 0  # 0 = never expire
     ANNOUNCEMENT_HTML: str = ""
     AUTO_UPDATE_CATALOGS: bool = True

app/services/token_store.py

@@ -16,7 +16,7 @@
 class TokenStore:
     """Redis-backed store for user credentials and auth tokens."""
 
-    KEY_PREFIX = "watchly:token:"
+    KEY_PREFIX = settings.REDIS_TOKEN_KEY
 
     def __init__(self) -> None:
         self._client: redis.Redis | None = None