Stand alone: vendor verifier-catalog as a submodule, consume it via MCP

Extracted from ftrain/verifier-catalog (music/vaporwave) via subtree split, history preserved. The catalog rides along as a submodule (relative URL, so it resolves locally and on GitHub) and .mcp.json points Claude Code at its methods-catalog MCP server.

▶ Play it: Food Court Eternity — parked on the genre this change names https://stellate.app/?genre=vaporwave&seed=7596&path=1679.4393,1698.4426,1660.4426&xdur=13.122

c68c9f5 https://github.com/aboard-io/stellate/commit/c68c9f54278ddcc4ddd1a4b365062daa1a8a6d9d