Add explicit Alpine 3.21 main and community repository URLs to /etc/apk/repositories. Implement 5-attempt retry loop with 3-second delays for apk update and package installation to handle transient network failures during Docker builds.
Add explicit Alpine 3.21 main and community repository URLs to /etc/apk/repositories. Implement 5-attempt retry loop with 3-second delays for apk update and package installation to handle transient network failures during Docker builds.