3.612 E: Failed to fetch http://deb.debian.org/debian/dists/stretch-updates/main/binary-amd64/Packages 404 Not Found [IP: 151.101.202.132 80] 3.612 E: Some index files failed to download. They have been ignored, or old ones used instead. ------
Dockerfile:10
--------------------
8 | WORKDIR /app
9 | RUN mkdir -p /app/public
10 | >>> RUN apt-get update && apt-get install -y ca-certificates
stretch not maintained