Add production docker-compose file and update pipeline

docker-compose.prod.yml

@@ -0,0 +1,14 @@
+services:
+  # API
+  django:
+    env_file: .env
+    build:
+      context: .
+      dockerfile: Dockerfile
+    image: git.06222001.xyz/keannu125/drf_template:latest
+    ports:
+      - "${BACKEND_PORT}:8000"
+    environment:
+      - RUN_TYPE=api
+    volumes:
+      - ./src:/app/src # Bind mount for persistent schema.yml and static files