build.yml

# Unique name for this workflow
name: Build Eleventy

# Definition when the workflow should run
on:
    push:
        branches:
            - main
        paths-ignore:
            - 'README.md'
            - .github/**

# Jobs to be executed
jobs:
    deploy-to-gh-pages:
        runs-on: ubuntu-latest
        steps:
            # Checkout the code in the pull request
            - name: 'Checkout source code'
              uses: actions/checkout@v2

            # Cache node_modules to speed up the process
            - name: Restore node_modules cache
              id: cache-npm
              uses: actions/cache@v1
              with:
                  path: node_modules
                  key: npm-${{ hashFiles('**/package-lock.json') }}
                  restore-keys: |
                      npm-${{ env.cache-name }}-
                      npm-

            # Install npm dependencies
            - name: 'Install npm dependencies'
              if: steps.cache-npm.outputs.cache-hit != 'true'
              run: npm ci

            # Add repo name to public path
            - name: Add namespace to project config
              run: |
                  cd config
                  sed -i -E "s,publicPath: '/',publicPath: '/lwc-blog-template/'," blog.js

            # Build LWC and Eleventy
            - name: 'Building LWC and Eleventy'
              run: npm run build

            # Deploy to GitHub pages
            - name: 'Deploy to GitHub pages'
              uses: peaceiris/actions-gh-pages@v3
              with:
                  publish_dir: ./public
                  github_token: ${{ secrets.GITHUB_TOKEN }}