backend_cd.yml

name: Backend CD

on:
  workflow_dispatch:
  pull_request:
    branches:
      - develop
    paths:
      - backend/**

jobs:
  build:
    runs-on: ubuntu-latest
    defaults:
      run:
        working-directory: backend

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

      - name: Set up JDK
        uses: actions/setup-java@v4
        with:
          java-version: 17
          distribution: temurin
            
      - name: Grant execute permission for gradlew
        run: chmod +x gradlew

      - name: Build Gradle
        run: ./gradlew clean bootJar

      - name: DockerHub Login
        uses: docker/login-action@v3
        with:
          username: ${{ secrets.DOCKERHUB_USERNAME }}
          password: ${{ secrets.DOCKERHUB_PASSWORD }}

      - name: Docker Build
        run: docker build -t ${{ secrets.DOCKERHUB_USERNAME }}/spaceme-dev:latest .

      - name: Docker Push
        run: docker push ${{ secrets.DOCKERHUB_USERNAME }}/spaceme-dev:latest

  deploy:
    runs-on: self-hosted
    needs: build
    defaults:
      run:
        working-directory: backend

    steps:
      - name: Docker Pull & Run
        run: |
          docker pull ${{ secrets.DOCKERHUB_USERNAME }}/spaceme-dev:latest
          docker stop server || true
          docker container prune -f
          docker run -d --name server -p 8080:8080 \
          --env-file ./.env \
          ${{ secrets.DOCKERHUB_USERNAME }}/spaceme-dev:latest
          docker rmi $(docker images -f "dangling=true" -q)