avoid unnecessary nested content

portal/docker-compose.yml

@@ -0,0 +1,23 @@
+name: portal
+
+services:
+  heimdall:
+    hostname: heimdall
+    image: lscr.io/linuxserver/heimdall
+    environment:
+      PUID: ${NASCOMPOSE_UID?}
+      PGID: ${NASCOMPOSE_GID?}
+    networks:
+      reverse-proxy:
+        aliases:
+          - nope
+    volumes:
+      - ${NASCOMPOSE_SERVICES?}/portal/volumes/heimdall_config/:/config/
+    restart: unless-stopped
+    labels:
+      traefik.enable: true
+      traefik.http.routers.heimdall.middlewares: authelia@file
+
+networks:
+  reverse-proxy:
+    external: true