build.yaml

name: Build

on:
  push:
    branches:
      - main
  pull_request:
    branches:
      - main

jobs:
  build:
    name: Build and Push
    runs-on: ubuntu-latest

    steps:
      - name: Checkout repo
        uses: actions/checkout@v2

      - name: Setup Node
        uses: actions/setup-node@v1
        with:
          node-version: 16

      - name: Install dependencies
        uses: bahmutov/npm-install@v1

      - name: Build project
        run: npm run build

      # check that the current branch we are on is the main branch
      # if it is, then push the build branch
      # if it is not, then do nothing
      - name: create/update build branch
        if: github.ref == 'refs/heads/main'
        run: git branch -f build

      - name: Push and Deploy
        if: github.ref == 'refs/heads/main'
        uses: s0/git-publish-subdir-action@develop
        env:
          REPO: self
          BRANCH: build # The branch name where you want to push the assets
          FOLDER: build # The directory where your assets are generated
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }} # GitHub will automatically add this - you don't need to bother getting a token
          MESSAGE: "Build: ({sha}) {msg}" # The commit message