ci.yml

name: CI

on:
  push:
    branches: [ main ]

jobs:
  build:
    name: Build
    runs-on: ubuntu-latest
    outputs:
      new_tag: ${{ steps.tag_version.outputs.new_tag }}
    
    strategy:
      matrix:
        node-version: [14.x]
    steps:
      
    - name: Check out code
      uses: actions/checkout@v4
   
    - name: Use Node.js ${{ matrix.node-version }}
      uses: actions/setup-node@v4.0.2
      with:
        node-version: ${{ matrix.node-version }}
    - run: npm ci
    - run: npm run build --if-present
    - run: npm test

    - name: Bump version and push tag
      id: tag_version
      uses: mathieudutour/github-tag-action@v6.2
      with:
        github_token: ${{ secrets.GITHUB_TOKEN }}
        tag_prefix: ""
        release_branches: main
  
    - name: Build and push Docker image
      uses: docker/build-push-action@v5.4.0
      with:
        username: ${{ secrets.DOCKER_USERNAME }}
        password: ${{ secrets.DOCKER_TOKEN }}
        repository: ${{ secrets.DOCKER_USERNAME }}/hello-world-cicd
        tags: ${{ steps.tag_version.outputs.new_tag }}, latest

  deploy:
    name: Deploy
    runs-on: ubuntu-latest
    needs: build

    steps:
    - name: Check out code
      uses: actions/checkout@v4

    - name: Setup Kustomize
      uses: imranismail/setup-kustomize@v2
      with:
        kustomize-version: "3.6.1"

    - name: Update Kubernetes resources
      env:
        DOCKER_USERNAME: ${{ secrets.DOCKER_USERNAME }}
      run: |
       cd kustomize/base
       kustomize edit set image hello-world-cicd=$DOCKER_USERNAME/hello-world-cicd:${{ needs.build.outputs.new_tag }}
       cat kustomization.yml
        
    - name: Commit files
      run: |
        git config --local user.email "action@github.com"
        git config --local user.name "GitHub Action"
        git commit -am "Bump docker tag"

    - name: Push changes
      uses: ad-m/github-push-action@master
      with:
        github_token: ${{ secrets.GITHUB_TOKEN }}