deploy-docker.yml

name: Deploy Next.js Docker App

on:
  push:
    branches:
      - main

jobs:
  build-and-deploy:
    # Run on your self-hosted runner so it has Docker
    runs-on: self-hosted
    # Alternatively: runs-on: [self-hosted, linux]

    steps:
      - name: Check out repository
        uses: actions/checkout@v3

      # Create the google-services.json file from the secret.
      - name: Create google-services.json
        run: |
          # Use printf to preserve formatting/newlines
          printf "%s" "${{ secrets.GOOGLE_SERVICES_JSON }}" > google-services.json

      # Optional: Create .env file from a secret (if needed)
      - name: Create .env file
        run: |
          printf "%s" "${{ secrets.ENV_FILE_CONTENT }}" > .env

      # Debug step: check file size so we can verify something was written.
      - name: Check google-services.json file size
        run: wc -c google-services.json

      - name: Build Docker image
        run: |
          docker build -t codebuilder-webapp:latest .

      - name: Stop and remove old container (if running)
        run: |
          # Find any running container based on the image
          OLD_CONTAINER_ID=$(docker ps -q --filter ancestor=codebuilder-webapp:latest)
          if [ -n "$OLD_CONTAINER_ID" ]; then
            echo "Stopping and removing container $OLD_CONTAINER_ID..."
            docker stop $OLD_CONTAINER_ID
            docker rm $OLD_CONTAINER_ID
          else
            echo "No old container found."
          fi

      - name: Start new container
        run: |
          docker run -d --network host -p 3000:3000 --name codebuilder-webapp codebuilder-webapp:latest