CHORE(traefik): disable dashboard

- Remove dashboard and api.dashboard settings
- Remove --api.insecure argument
- Keep core settings (DaemonSet, metrics, crossNamespace)

traefik/helm-values.yaml

@@ -28,23 +28,11 @@ spec:
                   app.kubernetes.io/name: traefik
               topologyKey: kubernetes.io/hostname
 
-    # Traefik Dashboard 활성화
-    dashboard:
-      enabled: true
-
-    # API 활성화 (Dashboard에서 필요)
-    api:
-      dashboard: true
-
     # Cross-namespace middleware 허용
     providers:
       kubernetesCRD:
         allowCrossNamespace: true
 
-    # CLI 추가 인자
-    additionalArguments:
-      - "--api.insecure=true"
-
     # ports 설정
     ports:
       traefik: