deploy.yml

name: CI/CD using github actions & docker

on:
  push:
    branches: [ "main" ]

  workflow_dispatch:

jobs:
  deploy:
    runs-on: ubuntu-latest

    steps:
      - name: Checkout source code
        uses: actions/checkout@v4

      - name: Set up JDK 17
        uses: actions/setup-java@v4
        with:
          java-version: '17'
          distribution: 'temurin'

      - name: Grant execute permission for gradlew
        run: chmod +x ./gradlew

      - name: Build Spring Boot app
        run: ./gradlew clean build -x test

      - name: Login in to Docker Hub
        run: echo ${{ secrets.DOCKER_PASSWORD }} | docker login -u ${{ secrets.DOCKER_USERNAME }} --password-stdin

      - name: Build & Push Docker Image
        run: |
          docker build -t ${{ secrets.DOCKER_USERNAME }}/promptmate .
          docker push ${{ secrets.DOCKER_USERNAME }}/promptmate

      - name: Copy Docker Compose & Dockerfile to EC2
        uses: appleboy/scp-action@v0.1.5
        with:
          host: ${{ secrets.EC2_HOST }}
          username: ubuntu
          key: ${{ secrets.EC2_PRIVATE_KEY }}
          source: "docker-compose.yml,Dockerfile"
          target: "~/promptmate"

      - name: Create .env on EC2
        uses: appleboy/ssh-action@v0.1.6
        with:
          host: ${{ secrets.EC2_HOST }}
          username: ubuntu
          key: ${{ secrets.EC2_PRIVATE_KEY }}
          script: |
            echo "${{ secrets.ENV_FILE }}" > ~/promptmate/.env

      - name: Deploy to EC2
        uses: appleboy/ssh-action@v0.1.6
        with:
          host: ${{ secrets.EC2_HOST }}    #15.164.131.214
          username: ubuntu
          key: ${{ secrets.EC2_PRIVATE_KEY }}
          script: |
            cd ~/promptmate
            docker compose down || true
            docker compose pull
            docker compose up -d --force-recreate
            docker image prune -f