pipeline {
  agent docker { image 'python:alpine3.22' }
  stages {
    stage('Pre-build') {
      steps {
        sh 'python3 -m venv venv'
        sh 'source venv/bin/activate'
        sh 'pip3 --version'
        sh 'pip install -r requirements.txt'  
      }
    }

    stage('Test') {
      steps {
        sh 'pytest test_app.py'
      }
    }
    
    stage('Containerization') {
      steps {
        sh 'echo Docker Build Image..'
        sh 'echo Docker Tag Image....'
        sh 'echo Docker Push Image......'
      }
    }
    parallel {
      stage('Run-and-test') 
      {
        steps { 
          sh 'gunicorn --bind 0.0.0.0:3001 app:app' 
        }
      }
      stage('Integration Testing') {
        steps {
          sh "sleep 10s" 
          sh 'curl localhost:3001'
        }
      } 
    }
  }
}