Update Dockerfile

Dockerfile

@@ -1,4 +1,4 @@
-FROM registry.ctdn.net/python:3.10.6-alpine3.16 as builder
+FROM registry1.ctdn.net/library/python:3.10.6-alpine3.16 as builder
 
 ENV PYTHONDONTWRITEBYTECODE 1
 ENV PYTHONUNBUFFERED 1
@@ -9,7 +9,7 @@ COPY ./requirements.txt requirements.txt
 
 RUN pip install --user -r requirements.txt
 
-FROM registry.ctdn.net/python:3.10.6-alpine3.16
+FROM registry1.ctdn.net/library/python:3.10.6-alpine3.16
 
 ENV PYTHONUNBUFFERED 1
 
@@ -20,4 +20,4 @@ COPY --from=builder /root/.local /root/.local
 
 COPY . .
 
-ENTRYPOINT ["python3", "-u", "app.py"]
+ENTRYPOINT ["python3", "-u", "app.py"]