add minor improvement and fallback values

apps/frontend/docker-compose.yml

@@ -2,7 +2,7 @@
 # - [ ] Create a Vue.js frontend service
 # - [ ] Set up a Node.js environment for the frontend
 # - [ ] Configure volumes for persistent storage of frontend assets
-# - [ ] Set up environment variables using the new structure (../../env/${ENVIRONMENT}/frontend.env)
+# - [ ] Set up environment variables using the new structure (../../env/${ENVIRONMENT:-development}/frontend.env)
 # - [ ] Configure networking to communicate with the backend service
 # - [ ] Set up healthchecks for the frontend service
 services:
@@ -10,7 +10,7 @@ services:
         build:
             context: ./src
             dockerfile: Dockerfile
-        container_name: ${INFRASTRUCTURE_LABEL}-frontend-${ENVIRONMENT}
+        container_name: ${INFRASTRUCTURE_LABEL:-default}-frontend-${ENVIRONMENT:-development}
         profiles: ["webapp", "frontend", "all", "app"]
         depends_on: 
          - database