gh-action-deploy-nextjs-via-ssh.yml

name: Deploy NextJS
on:
  push:
    branches: [ "main" ]
  workflow_dispatch:

env:
  NODE_VERSION: '18.14' # set this to the node version to use
  HOST:     HOSTNAME    # ssh hostname
  USERNAME: USERNAME    # ssh user credentials
  PASSWORD: PASSWORD    # ssh pass credentials
  PATH: "/var/www"      # ssh target directory

permissions:
  contents: read

jobs:
  build:
    runs-on: ubuntu-latest
    steps:
    - name: Checkout origin
      uses: actions/checkout@v3
      
    - name: Setup Yarn Cache
      uses: actions/cache@v3
      env:
        cache-name: cache-node-modules
      with:
        # npm cache files are stored in `~/.npm` on Linux/macOS
        path: ~/.yarn
        key: ${{ runner.os }}-build-${{ env.cache-name }}-${{ hashFiles('**/yarn.lock') }}
        restore-keys: |
            ${{ runner.os }}-build-${{ env.cache-name }}-
            ${{ runner.os }}-build-
            ${{ runner.os }}-
            
    - name: Setup NodeJS
      uses: actions/setup-node@v3
      with:
        node-version: ${{ env.NODE_VERSION }}
        cache: 'yarn'

    - name: yarn install, build, and test
      run: |
        yarn install
        yarn run build

    - name: Copy file via SSH
      uses: appleboy/scp-action@master
      with:
        HOST:     ${{ env.HOST }}
        USERNAME: ${{ env.USERNAME }}
        PASSWORD: ${{ env.PASSWORD }}
        source: "./.next"
        target: ${{ env.PATH }}
        strip_components: 2 # this is important

    - name: Restart server
      uses: appleboy/ssh-action@master
      with:
        HOST:     ${{ env.HOST }}
        USERNAME: ${{ env.USERNAME }}
        PASSWORD: ${{ env.PASSWORD }}
        script: pm2 restart 0