Publish a new post (announcement, link, or LaTeX-style meta report) to the Gaia site. Use when you want to add any update to the registry's public feed and landing page.
$npx -y skills add gaia-research/gaia-skill-tree --skill meta-postInstalls into the current project.
Run `npx skills use "https://github.com/gaia-research/gaia-skill-tree" --skill "gaia-research/gaia-skill-tree/meta-post"` 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/gaia-research/gaia-skill-tree" that are relevant to the current task. Run `npx skills add "https://github.com/gaia-research/gaia-skill-tree"` and select the relevant skills, then follow their instructions.