Create or update .mcp.json at cwd so a coding agent discovers this server. Idempotent: it writes only when the stone entry is missing, and never overwrites the rest of the file.
.mcp.json
cwd
stone
The project root.
The filesystem surface (defaults to node:fs).
node:fs
The file path and whether it was written.
Create or update
.mcp.jsonatcwdso a coding agent discovers this server. Idempotent: it writes only when thestoneentry is missing, and never overwrites the rest of the file.