Update Dockerfile and docker-compose for /opt/moto_site structure and reliable Docker deployment

docker-compose.yml

@@ -2,41 +2,16 @@ version: '3.8'
 
 services:
   app:
-    build: .
+    build:
+      context: .
+      dockerfile: Dockerfile
     ports:
       - "8100:5000"
     environment:
       - FLASK_ENV=production
-      - DATABASE_URL=postgresql://moto_user:moto_pass@db:5432/moto_adventure
-      - SECRET_KEY=your-super-secret-key-change-this
-      
+      - DATABASE_URL=sqlite:///moto_adventure.db
+      - SECRET_KEY=ana_are_mere_si-si-pere_cat-cuprinde_in_cos
+    working_dir: /opt/moto_site
     volumes:
-      - /opt/moto_uploads:/opt/site/flask-moto-adventure/uploads
-    depends_on:
-      - db
+      - ./uploads:/opt/moto_site/uploads
     restart: unless-stopped
-
-  db:
-    image: postgres:15
-    environment:
-      - POSTGRES_DB=moto_adventure
-      - POSTGRES_USER=moto_user
-      - POSTGRES_PASSWORD=moto_pass
-    volumes:
-      - /opt/moto_postgres:/var/lib/postgresql/data
-    restart: unless-stopped
-
-  nginx:
-    image: nginx:alpine
-    ports:
-      - "80:80"
-      - "443:443"
-    volumes:
-      - ./nginx.conf:/etc/nginx/nginx.conf
-      - ./uploads:/opt/site/flask-moto-adventure/uploads:ro
-    depends_on:
-      - app
-    restart: unless-stopped
-
-volumes:
-  postgres_data: