fix: apt update 404 not found

Author: cendai-mis

Dockerfile-7.0

@@ -22,6 +22,8 @@ ENV DEBIAN_FRONTEND noninteractive
 # Install "curl", "libmemcached-dev", "libpq-dev", "libjpeg-dev",
 #         "libpng12-dev", "libfreetype6-dev", "libssl-dev", "libmcrypt-dev",
 RUN set -eux; \
+    sed -i 's/^deb /# deb /g' /etc/apt/sources.list; \
+    echo 'deb http://archive.debian.org/debian/ stretch main contrib non-free' >> /etc/apt/sources.list; \
     apt-get update; \
     apt-get upgrade -y; \
     apt-get install -y --no-install-recommends \