links/.github/workflows/build-and-deploy.yml

name: Build and Deploy to Kubernetes

on:
  push:
    branches: [ main ]  # Trigger the action on push to main branch

env:
  REGISTRY: ghcr.io
  IMAGE_NAME: ${{ github.repository }}
  K8S_NAMESPACE: default  # Replace with your Kubernetes namespace

jobs:
  build-and-deploy:
    runs-on: ubuntu-latest
    permissions:
      contents: read
      packages: write

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

    - name: Log in to the Container registry
      uses: docker/login-action@v2
      with:
        registry: ${{ env.REGISTRY }}
        username: ${{ github.actor }}
        password: ${{ secrets.GITHUB_TOKEN }}

    - name: Extract metadata (tags, labels) for Docker
      id: meta
      uses: docker/metadata-action@v4
      with:
        images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}

    - name: Build and push Docker image
      uses: docker/build-push-action@v3
      with:
        context: .
        push: true
        tags: ${{ steps.meta.outputs.tags }}
        labels: ${{ steps.meta.outputs.labels }}

    - name: Set up kubectl
      uses: wahyd4/kubectl-helm-action@master
      env:
        KUBE_CONFIG_DATA: ${{ secrets.KUBE_CONFIG_DATA }}

    - name: Deploy to Kubernetes
      run: |
        # Update the deployment.yaml with the new image tag
        sed -i 's|image: .*|image: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}:${{ github.sha }}|' k8s/deployment.yaml

        # Apply Kubernetes manifests
        kubectl apply -n apps -f k8s/deployment.yaml
      env:
        KUBE_CONFIG_DATA: ${{ secrets.KUBE_CONFIG_DATA }}