ssh supabase.sh grep -rl 'RLS' docs
ssh supabase.sh cat docs/guides/database/postgres/row-level-security.md | head -10
Under the hood commands run inside Vercel's just-bash [1] library - an emulated bash shell sandboxed within the JS runtime. It uses a VFS where the docs are mounted as markdown files. SSH is handled by ssh2 [2].
Next step is evals to confirm whether or not this truly performs better than other knowledge retrieval methods (like skills, web search, MCP tools), but we were too excited not to share something now.
[1] https://github.com/vercel-labs/just-bash [2] https://github.com/mscdex/ssh2