Update docker-compose to use pre-built image from GHCR

docker-compose.build.yml

@@ -0,0 +1,22 @@
+version: '3.8'
+
+services:
+  masina-dock:
+    build:
+      context: .
+      dockerfile: Dockerfile
+    container_name: masina-dock
+    ports:
+      - "5000:5000"
+    volumes:
+      - ./backend:/app/backend
+      - ./frontend:/app/frontend
+      - ./uploads:/app/uploads
+      - masina-data:/app/data
+    environment:
+      - FLASK_ENV=production
+      - PYTHONUNBUFFERED=1
+    restart: unless-stopped
+
+volumes:
+  masina-data: