fix: set default base image in Dockerfiles and improve syntax handling - #1271

fix: set default base image in Dockerfiles and improve syntax handling#1271

Kaniska (Kaniska244) wants to merge 8 commits into

devcontainers:maindevcontainers/cli:mainfrom

Kaniska244:invalid-arg-fixKaniska244/cli:invalid-arg-fixCopy head branch name to clipboard