@phoenix-plugin-registry/yellowhangar.guidelines (npm): Displays column guidelines (print margins) at a specified column. Works with multiple panes, inline code editors, and supports custom colors.
Keywords: guidelines|print|margins|version-control|source-control|code|code-margins|column|columns|limiter|character|characters|print margin|page|pages|page margin|guide|column guide|length|linelength|line length|codestyle