Ref #91 -- Group GitHub workflow output by filename

Resolve #91 -- Add Github workflow message support for GitHub Actions

Add a length check of non-comment lines in C/C++ to the cookbook (#89)



Co-authored-by: Johannes Maron <johannes@maron.family>

Drop broken globbing support

Make hints optional (#52)



Co-authored-by: Johannes Maron <johannes@maron.family>

Remove msg template section from readme file

Add `--ignore-warnings` argument (#46)

Use full link for cookbook to avoid PyPi 404

Format readme Markdown

Update header image