serverless debugging in vscode

launch.json

{
  "version": "0.2.0",
  "configurations": [
    {
      "type": "node",
      "request": "launch",
      "name": "Serverless",
      "program": "${workspaceFolder}/node_modules/.bin/sls",
      "cwd": "${workspaceFolder}",
      "args": [
        "offline",
        "start",
        "--stage=development",
        "--region=us-west-2",
        "--host=localhost",
        "--port=3000",
        "--noTimeout"
      ],
      "sourceMaps": true,
      "smartStep": true
    }
  ]
}