Test the preview proxy feature end-to-end. Use when verifying preview URL changes, auth changes on the web proxy route, or networking-related fixes.
$npx -y skills add michaelshimeles/boring-computers --skill testing-previewInstalls into the current project.
Run `npx skills use "https://github.com/michaelshimeles/boring-computers" --skill "michaelshimeles/boring-computers/testing-preview"` 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/michaelshimeles/boring-computers" that are relevant to the current task. Run `npx skills add "https://github.com/michaelshimeles/boring-computers"` and select the relevant skills, then follow their instructions.