add context build

docker-compose.yml

@@ -6,13 +6,15 @@ services:
     image: redis/redis-stack-server:latest
 
   backend:
-    image: quarkus-native:latest
+    build:
+      context: ../backend-collector
+      dockerfile: Dockerfile
     depends_on:
       - redis
     env_file:
-      - .env
+      - .env-backend
     ports:
-      - "8083:8080"
+      - "8083:8000"
 
   frontend:
     depends_on: