refactor(templates): use domains tab instead of envs

apps/dokploy/templates/excalidraw/docker-compose.yml

@@ -1,17 +1,7 @@
-version: '3.8'
+version: "3.8"
 
 services:
   excalidraw:
     networks:
       - dokploy-network
     image: excalidraw/excalidraw:latest
-    ports:
-     - ${EXCALIDRAW_PORT}
-    labels:
-      - traefik.enable=true
-      - traefik.http.routers.${HASH}.rule=Host(`${EXCALIDRAW_HOST}`)
-      - traefik.http.services.${HASH}.loadbalancer.server.port=${EXCALIDRAW_PORT}
-
-networks:
-  dokploy-network:
-    external: true