build.yml

name: Build

on:
  push:
    branches: [main, production]
    
  # Runs on any open or reopened pull request
  pull_request:
    types: [opened, reopened]

  # Allows you to run this workflow manually from the Actions tab
  workflow_dispatch:

jobs:
  # Build job
  build:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v3
      - name: Detect package manager
        id: detect-package-manager
        run: |
          if [ -f "${{ github.workspace }}/yarn.lock" ]; then
            echo "::set-output name=manager::yarn"
            echo "::set-output name=command::install"
            echo "::set-output name=runner::yarn"
            exit 0
          elif [ -f "${{ github.workspace }}/package.json" ]; then
            echo "::set-output name=manager::npm"
            echo "::set-output name=command::ci"
            echo "::set-output name=runner::npx --no-install"
            exit 0
          else
            echo "Unable to determine packager manager"
            exit 1
          fi
      - name: Setup Node
        uses: actions/setup-node@v3
        with:
          node-version: "19"
          cache: ${{ steps.detect-package-manager.outputs.manager }}
      - name: Restore cache
        uses: actions/cache@v3
        with:
          path: |
            .next/cache
          # Generate a new cache whenever packages or source files change.
          key: ${{ runner.os }}-nextjs-${{ hashFiles('**/package-lock.json', '**/yarn.lock') }}-${{ hashFiles('**.[jt]s', '**.[jt]sx') }}
          # If source files changed but packages didn't, rebuild from a prior cache.
          restore-keys: |
            ${{ runner.os }}-nextjs-${{ hashFiles('**/package-lock.json', '**/yarn.lock') }}-
      - name: Install dependencies
        run: ${{ steps.detect-package-manager.outputs.manager }} ${{ steps.detect-package-manager.outputs.command }}
      - name: Build with Next.js
        run: npm run build