Install dependencies before the code

Dockerfile

@@ -13,10 +13,11 @@ FROM python:3-alpine
 RUN apk add --no-cache xmlsec \
  && mkdir /app
 WORKDIR /app
-COPY hiboo /app/hiboo
-COPY migrations /app/migrations
+
 COPY --from=python_build /usr/local/ /usr/local/
 COPY --from=assets_build /hiboo/static /app/hiboo/static
+COPY hiboo /app/hiboo
+COPY migrations /app/migrations
 
 ENV FLASK_APP hiboo
 CMD gunicorn -w 4 -b :80 --access-logfile - --error-logfile - --preload 'hiboo:create_app()'