# Build and deploy the docs.tendermint.com website content.
# The static content is published to GitHub Pages.
#
# For documentation build info, see docs/DOCS_README.md.
name: Build static documentation site
on:
  workflow_dispatch:  # allow manual updates
  push:
    branches:
      - main
      - v0.34.x
    paths:
      - docs/**
      - spec/**

jobs:
  # This is split into two jobs so that the build, which runs npm, does not
  # have write access to anything. The deploy requires write access to publish
  # to the branch used by GitHub Pages, however, so we can't just make the
  # whole workflow read-only.
  build:
    name: VuePress build
    runs-on: ubuntu-latest
    container:
      image: alpine:latest
    permissions:
      contents: read
    steps:
      - name: Install generator dependencies
        run: |
          apk add --no-cache make bash git npm
      - uses: actions/checkout@v3
        with:
          # We need to fetch full history so the backport branches for previous
          # versions will be available for the build.
          fetch-depth: 0
      - name: Build documentation
        run: |
          git config --global --add safe.directory "$PWD"
          make build-docs
      - uses: actions/upload-artifact@v3
        with:
          name: build-output
          path: /tmp/tendermint-core-docs

  deploy:
    name: Deploy to GitHub Pages
    runs-on: ubuntu-latest
    needs: build
    permissions:
      contents: write
    steps:
      - uses: actions/checkout@v3
      - uses: actions/download-artifact@v3
        with:
          name: build-output
          path: ~/output
      - name: Deploy to GitHub Pages
        uses: JamesIves/github-pages-deploy-action@v4
        with:
          branch: 'docs-tendermint-com'
          folder: ~/output
          single-commit: true