Upgrade configuration and Docker stack to v2.0.0

app/workers/redis_client.py

@@ -1,6 +1,9 @@
 """
 Client Redis partagé — pool de connexions async pour ARQ et Pub/Sub.
+Inclut le parsing d'URL Redis centralisé pour éviter la duplication.
 """
+from typing import Tuple, Optional
+
 from redis.asyncio import ConnectionPool, Redis
 
 from app.config import settings
@@ -8,10 +11,63 @@ from app.config import settings
 _pool: ConnectionPool | None = None
 
 
+def parse_redis_url(url: str | None = None) -> Tuple[str, int, Optional[str], int]:
+    """
+    Parse une URL Redis en (host, port, password, database).
+
+    Format accepté : redis://[user:password@]host[:port][/db]
+    Retourne ('localhost', 6379, None, 0) si l'URL est vide.
+    """
+    if url is None:
+        url = settings.REDIS_URL
+
+    if not url:
+        return "localhost", 6379, None, 0
+
+    if url.startswith("redis://"):
+        url = url[8:]
+    if url.startswith("rediss://"):
+        url = url[9:]
+
+    password: Optional[str] = None
+    if "@" in url:
+        auth_part, url = url.rsplit("@", 1)
+        if ":" in auth_part:
+            password = auth_part.split(":", 1)[1]
+        else:
+            password = auth_part
+
+    database = 0
+    if "/" in url:
+        host_port, db_str = url.split("/", 1)
+        if db_str:
+            try:
+                database = int(db_str)
+            except ValueError:
+                pass
+    else:
+        host_port = url
+
+    host = "localhost"
+    port = 6379
+    if ":" in host_port:
+        host, port_str = host_port.rsplit(":", 1)
+        if port_str:
+            try:
+                port = int(port_str)
+            except ValueError:
+                port = 6379
+    else:
+        host = host_port or "localhost"
+
+    return host, port, password, database
+
+
 async def get_redis_pool() -> Redis:
     """Retourne un client Redis avec pool de connexions partagé."""
     global _pool
     if _pool is None:
+        host, port, password, database = parse_redis_url()
         _pool = ConnectionPool.from_url(
             settings.REDIS_URL,
             max_connections=20,