update-documentation.yml

# This is a basic workflow to help you get started with Actions

name: Update Documentation

# Controls when the action will run. Triggers the workflow on push
# events but only for the master branch
on:
  push:
    branches: [ master ]

# A workflow run is made up of one or more jobs that can run sequentially or in parallel
jobs:
  # This workflow contains a single job called "build"
  build:
    # The type of runner that the job will run on
    runs-on: ubuntu-latest

    # Steps represent a sequence of tasks that will be executed as part of the job
    steps:
    # Checks-out your repository under $GITHUB_WORKSPACE, so your job can access it
    - uses: actions/checkout@v2

    # Build metadata documentation using DocFX
    - name: Build Documentation Metadata
      uses: Kirbyrawr/docfx-action@master
      with:
        args: metadata ./docfx/docfx.json

    # Build documentation using DocFX
    - name: Build Documentation
      uses: Kirbyrawr/docfx-action@master
      with:
        args: build ./docfx/docfx.json

    # Publish generated site using GitHub Pages
    - name: Deploy
      uses: peaceiris/actions-gh-pages@v3
      with:
        github_token: ${{ secrets.GITHUB_TOKEN }}
        publish_dir: ./docfx/_site