jupyterlab/packages/launcher-extension/schema/plugin.json

{
  "title": "Launcher",
  "description": "Launcher settings.",
  "jupyter.lab.shortcuts": [
    {
      "command": "launcher:create",
      "keys": [""],
      "selector": "body"
    }
  ],
  "properties": {},
  "additionalProperties": false,
  "type": "object"
}