v0.4.0

Changelog

• 95537d5 centos: do not upgrade packages
• 897f49a chore(ci): call linter in ci
• 6e54c73 feat: add AlmaLinux and Rocky Linux support
• 8a21a9c feat: add --add-host flag to customize host-to-IP mapping in /etc/hosts
• 0ecdf57 feat: add --dns and --dns-search flags to customize the vm dns configuration
• f799dc4 feat: add --hostname flag to customize the vm hostname
• 4d30dbc fix: ensure fs error is checked
• 553f7f8 fix: squash image layers during build
• 75a9f8d templates: improve docker build layers caching