fix: use lazy initialization for Docker clients in cc_connect and security routers

dashboard/backend/routers/security.py

@@ -7,7 +7,15 @@ from fastapi import APIRouter, Query
 from config import DOCKER_HOST
 
 router = APIRouter()
-client = docker.DockerClient(base_url=DOCKER_HOST, timeout=10)
+
+_client = None
+
+def get_docker_client():
+    """Get or create Docker client (lazy initialization)."""
+    global _client
+    if _client is None:
+        _client = docker.DockerClient(base_url=DOCKER_HOST, timeout=10)
+    return _client
 
 _tz_cst = timezone(timedelta(hours=8))
 
@@ -190,6 +198,7 @@ def security_logs(
 
     # Authelia logs
     try:
+        client = get_docker_client()
         authelia = client.containers.get("authelia")
         raw = authelia.logs(tail=tail, timestamps=False).decode(errors="replace")
         results.extend(_parse_authelia_logs(raw, limit))
@@ -214,6 +223,7 @@ def security_stats(tail: int = Query(500, le=2000)):
     caddy_entries = []
 
     try:
+        client = get_docker_client()
         authelia = client.containers.get("authelia")
         raw = authelia.logs(tail=tail, timestamps=False).decode(errors="replace")
         auth_entries = _parse_authelia_logs(raw, 1000)