Test plan structure, naming conventions, edge case generation rules, and file saving conventions for QA test plans.
$npx -y skills add appverk/av-marketplace --skill test-plan-formatInstalls into the current project.
Run `npx skills use "https://github.com/appverk/av-marketplace" --skill "appverk/av-marketplace/test-plan-format"` and follow the generated skill instructions now. Read its complete output, redirecting it to a temporary file first if necessary. Resolve relative paths from the supporting-files directory it provides.
Use the skills in "https://github.com/appverk/av-marketplace" that are relevant to the current task. Run `npx skills add "https://github.com/appverk/av-marketplace"` and select the relevant skills, then follow their instructions.