Add Docker Hub compose override

docker-compose.hub.yml

@@ -0,0 +1,19 @@
+services:
+  backend:
+    image: rephl3xnz/magent-backend:latest
+    env_file:
+      - ./.env
+    ports:
+      - "8000:8000"
+    volumes:
+      - ./data:/app/data
+
+  frontend:
+    image: rephl3xnz/magent-frontend:latest
+    environment:
+      - NEXT_PUBLIC_API_BASE=/api
+      - BACKEND_INTERNAL_URL=http://backend:8000
+    ports:
+      - "3000:3000"
+    depends_on:
+      - backend