Update Jenkinsfile

Jenkinsfile

@@ -8,8 +8,8 @@ pipeline {
   environment {
     CI = 'true'
     NODE_OPTIONS = '--max_old_space_size=2048'
-
     APP_VERSION = "1.0.${BUILD_NUMBER}"
+    DOCKER_BUILDKIT = '1'
   }
 
   stages {
@@ -28,41 +28,13 @@ pipeline {
             returnStdout: true
           ).trim()
         }
-
-          echo "Last commit: ${env.COMMIT_AUTHOR}"
-        }
-      }
-
-
-      /* =========================
-         BACKEND (Python)
-         ========================= */
-
-      stage('Backend: deps') {
-        agent {
-          docker {
-            image 'python:3.12'
-            args '-u root'
-          }
-        }
-        steps {
-          dir('backend') {
-            sh '''
-            set -e
-            python --version
-            python -m venv .venv
-            . .venv/bin/activate
-            pip install --upgrade pip
-            pip install -r requirements-dev.txt
-            '''
-          }
       }
     }
 
     stage('Backend: lint & test') {
       agent {
         docker {
-            image 'python:3.12'
+          image 'python:3.11-slim'
           args '-u root'
         }
       }
@@ -70,7 +42,10 @@ pipeline {
         dir('backend') {
           sh '''
           set -e
+          python -m venv .venv
           . .venv/bin/activate
+          pip install --upgrade pip
+          pip install -r requirements-dev.txt
           ruff check app tests
           pytest
           '''
@@ -78,86 +53,43 @@ pipeline {
       }
     }
 
-      /* =========================
-         FRONTEND (Node)
-         ========================= */
-
-      stage('Frontend: deps') {
+    stage('Frontend: check & build') {
       agent {
         docker {
-            image 'node:20'
+          image 'node:20-slim'
         }
       }
       steps {
         dir('frontend') {
           sh '''
           set -e
-            node --version
-            npm --version
           npm install --no-progress --no-audit --prefer-offline
-            '''
-          }
-        }
-      }
-
-      stage('Frontend: check & test') {
-        agent {
-          docker {
-            image 'node:20'
-          }
-        }
-        steps {
-          dir('frontend') {
-            sh '''
-            set -e
           npm run check
-            '''
-          }
-        }
-      }
-
-      stage('Frontend: build') {
-        agent {
-          docker {
-            image 'node:20'
-          }
-        }
-        steps {
-          dir('frontend') {
-            sh '''
-            set -e
           npm run build
           '''
         }
       }
     }
 
-      /* =========================
-         DOCKER
-         ========================= */
-
     stage('Docker: build images') {
-        when {
-          expression {
-            fileExists('backend/Dockerfile') &&
-            fileExists('frontend/Dockerfile')
-          }
-        }
       agent any
       steps {
         sh '''
         set -e
-        docker version
 
         docker build \
           --build-arg APP_VERSION=${APP_VERSION} \
           --build-arg GIT_COMMIT=${COMMIT_SHORT} \
           --build-arg COMMIT_AUTHOR="${COMMIT_AUTHOR}" \
           --build-arg BUILD_NUMBER=${BUILD_NUMBER} \
-          -t cafeteria-backend:${BUILD_NUMBER} ./backend
+          -t cafeteria-backend:latest \
+          -t cafeteria-backend:${BUILD_NUMBER} \
+          ./backend
 
         docker build \
-          -t cafeteria-frontend:${BUILD_NUMBER} ./frontend
+          -t cafeteria-frontend:latest \
+          -t cafeteria-frontend:${BUILD_NUMBER} \
+          ./frontend
         '''
       }
     }
@@ -168,20 +100,17 @@ pipeline {
         sh '''
         set -e
 
-          echo "Deploying build ${BUILD_NUMBER}"
-
         docker rm -f cafeteria-backend cafeteria-frontend 2>/dev/null || true
 
-
         docker run -d \
           --name cafeteria-backend \
           -p 8000:8000 \
-            cafeteria-backend:${BUILD_NUMBER}
+          cafeteria-backend:latest
 
         docker run -d \
           --name cafeteria-frontend \
           -p 3000:80 \
-            cafeteria-frontend:${BUILD_NUMBER}
+          cafeteria-frontend:latest
         '''
       }
     }
@@ -189,11 +118,11 @@ pipeline {
 
   post {
     always {
-          script {
-            node {
+      sh '''
+      docker image prune -a -f || true
+      docker builder prune -a -f || true
+      '''
       cleanWs()
     }
   }
 }
-    }
-  }