message: powershell syntax?
diff: @@ -90,7 +90,7 @@ jobs:
  uses: actions/checkout@v2
  - name: Read .nvmrc
  - run: for /F "tokens=*" %n IN ('type .nvmrc') DO @(%n\echo '::set-output name=NVMRC::%n')
  + run: iex "echo ::set-output name=NVMRC::$(type .nvmrc)"
  id: nvm
  - name: Setup Node.js
  