Set up AgentMuxer from https://agentmuxer.com/SKILL.md if it isn't connected, then use it to show me what I can do with the "21st-via-parse" provider.
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21st: List Components
List UI components from the 21st.dev community marketplace filtered by tag slugs. Returns component metadata including name, author, direct URL, CLI install command, and description. Results are sorted by the site's recommendation algorithm. Useful for discovering input components, search bars, chat inputs, prompt containers, and other UI elements. The default tag_slugs cover input bars, search boxes, and prompt containers. Extract UI components from the 21st.dev community marketplace, with support for filtering by tag slugs to find input bars, search boxes, prompt containers, and other component types. Fulfilled by Parse from 21st.dev.
