ts-debug/launch.json

launch.json

{
    "version": "0.2.0",
    "configurations": [
      {
        "type": "node",
        "request": "attach",
        "port": 9229,
        "name": "Attach to port",
        "sourceMaps": true,
        "skipFiles": ["<node_internals>/**"],
        "localRoot": "${workspaceFolder}",
        "outFiles": ["${workspaceFolder}/dist"]
      },
    ]
  }