k8s.yml

name: Deploy to Kubernetes Cluster

# Triggers on new tag pushes
on:
  push:
    tags:
      - v*

jobs:
  # Builds a new container image based on the tag release
  build:
    name: Build
    runs-on: ubuntu-latest
   
    steps:
      - name: Checkout files    
        uses: actions/checkout@v2
      
      # Pushes the image to GitHub Container Registry
      - uses: mr-smithers-excellent/docker-build-push@v4
        name: Build & push Docker image
        with:
          image: mvkaran/2048
          registry: ghcr.io
          dockerfile: Dockerfile
          username: ${{ github.actor }}
          password: ${{ secrets.PAT }}
  deploy:
    name: Deploy
    needs: [build]
    runs-on: ubuntu-latest

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

    - name: Set context from Kubeconfig
      uses: azure/k8s-set-context@v1
      with:
        method: kubeconfig
        kubeconfig: ${{ secrets.KUBECONFIG }} 
        context: github-demo 
      id: setcontext

    - name: Get tag name
      uses: olegtarasov/get-tag@v2
    
    - name: Get new container image tag
      id: image-tag
      run: |
        echo "::set-output name=image::ghcr.io/mvkaran/2048:$GIT_TAG_NAME"
        
    - name: Deploy to Kubernetes
      uses: Azure/k8s-deploy@v1
      with:
        manifests: |
          2048.yaml
        images: |
          ${{ steps.image-tag.outputs.image }}