Modify jenkinsfile for building tailwind

Jenkinsfile.groovy

@@ -10,11 +10,23 @@ pipeline {
                 sh "pm2 delete ${env.JOB_NAME} || true"
             }
         }
-        stage('Build') {
+        stage('Build java') {
             steps {
                 sh './mvnw clean package'
             }
         }
+        stage('Build frontend') {
+            environment {
+                PATH = "/var/lib/jenkins/.nvm/versions/node/v20.9.0/bin:${env.WORKSPACE}/node_modules/.bin:${env.PATH}"
+            }
+            steps {
+                sh 'cd frontend && npm install && npm run build'
+                dir("src/main/resources/frontend") {
+                    sh 'pnpm i'
+                    sh 'pnpm build'
+                }
+            }
+        }
         stage('Deploy') {
             environment {
                 PATH = "/var/lib/jenkins/.nvm/versions/node/v20.9.0/bin:${env.PATH}"

src/main/resources/frontend/package.json

@@ -4,7 +4,8 @@
   "description": "",
   "main": "index.js",
   "scripts": {
-    "dev": "tailwindcss -i ./main.css -o ../static/main.css --watch"
+    "dev": "tailwindcss -i ./main.css -o ../static/main.css --watch",
+    "build": "tailwindcss -i ./main.css -o ../static/main.css --minify"
   },
   "keywords": [],
   "author": "",