update docker dev.yml

backend/Dockerfile

@@ -16,7 +16,7 @@ COPY . .
 RUN pip install -r requirements.txt -i https://mirrors.aliyun.com/pypi/simple
 # 入口命令由 docker-compose 控制
 # 数据库迁移
-RUN python manage.py makemigrations && python manage.py migrate
+#RUN python manage.py makemigrations && python manage.py migrate
 # 收集静态文件
 RUN python manage.py collectstatic --noinput
 
@@ -26,7 +26,9 @@ RUN python manage.py collectstatic --noinput
 
 FROM base AS dev
 
-CMD ["python", "manage.py", "runserver", "0.0.0.0:8000"]
+#CMD ["tail", "-f", "/dev/null"]
+
+#CMD ["daphne", "backend.asgi:application"]
 
 # CMD ["sh", "-c", "sleep 5 && python manage.py runserver 0.0.0.0:8000"]