Optionalio: McpIoReadonlyargumentsPositional arguments for --help, e.g. get <key>; commands without them reject positionals.
ReadonlydescriptionProtected Optional ReadonlyioReadonlynameReadonlyoptionsOptions of this command in addition to the common ones (--root, --json, --help).
Protected ReadonlyrunnerReadonlyusageOne line per option for --help.
Staticprocessstdin/stdout of the process, with stdout kept for protocol messages: process.stdout.write and
console.log/info/debug of modules, hooks and Vite go to stderr while the server runs.
cell mcp: an MCP server on stdio (newline-delimited JSON-RPC) with the project tools of docs/design/agent-first.md R8 and those of toolchain modules. Runs until stdin closes. stdout carries protocol messages only: console output of anything else goes to stderr.