diff --git a/Jenkinsfile b/Jenkinsfile
index a0789999..7780d3f9 100644
--- a/Jenkinsfile
+++ b/Jenkinsfile
@@ -8,28 +8,33 @@ pipeline {
 
     stages {
         stage('Checkout') {
-            steps { checkout scm }
+            steps {
+                slackSend channel: '#product_infra', color: '#439FE0',
+                    message: "🚀 *react* 빌드 시작 (`${env.BRANCH_NAME}`)\n<${env.BUILD_URL}|빌드 #${env.BUILD_NUMBER}>"
+                checkout scm
+            }
         }
 
         stage('Prepare Env') {
             steps {
                 script {
-                    def envFile = "/var/lib/jenkins/env-files/react/.env.${env.BRANCH_NAME}"
-                    sh "cp ${envFile} .env.local"
+                    if (env.BRANCH_NAME == 'main') {
+                        // main: Stage 빌드 먼저 (승인 후 Production 재빌드)
+                        sh "cp /var/lib/jenkins/env-files/react/.env.stage .env.local"
+                    } else {
+                        def envFile = "/var/lib/jenkins/env-files/react/.env.${env.BRANCH_NAME}"
+                        sh "cp ${envFile} .env.local"
+                    }
                 }
             }
         }
 
         stage('Install') {
-            steps {
-                sh 'npm install --prefer-offline'
-            }
+            steps { sh 'npm install --prefer-offline' }
         }
 
         stage('Build') {
-            steps {
-                sh 'npm run build'
-            }
+            steps { sh 'npm run build' }
         }
 
         // ── develop → 개발서버 배포 ──
@@ -39,34 +44,27 @@ pipeline {
                 sshagent(credentials: ['deploy-ssh-key']) {
                     sh """
                         rsync -az --delete \
-                            --exclude='.git' \
-                            --exclude='.env*' \
-                            --exclude='ecosystem.config.*' \
+                            --exclude='.git' --exclude='.env*' --exclude='ecosystem.config.*' \
                             .next package.json next.config.ts public node_modules \
                             ${DEPLOY_USER}@114.203.209.83:/home/webservice/react/
-
                         scp .env.local ${DEPLOY_USER}@114.203.209.83:/home/webservice/react/.env.local
-
                         ssh ${DEPLOY_USER}@114.203.209.83 'cd /home/webservice/react && pm2 restart sam-react'
                     """
                 }
             }
         }
 
-        // ── stage → 운영서버 Stage 배포 ──
+        // ── main → 운영서버 Stage 배포 ──
         stage('Deploy Stage') {
-            when { branch 'stage' }
+            when { branch 'main' }
             steps {
                 sshagent(credentials: ['deploy-ssh-key']) {
                     sh """
                         ssh ${DEPLOY_USER}@211.117.60.189 'mkdir -p /home/webservice/react-stage/releases/${RELEASE_ID}'
-
                         rsync -az --delete \
                             .next package.json next.config.ts public node_modules \
                             ${DEPLOY_USER}@211.117.60.189:/home/webservice/react-stage/releases/${RELEASE_ID}/
-
                         scp .env.local ${DEPLOY_USER}@211.117.60.189:/home/webservice/react-stage/releases/${RELEASE_ID}/.env.local
-
                         ssh ${DEPLOY_USER}@211.117.60.189 '
                             ln -sfn /home/webservice/react-stage/releases/${RELEASE_ID} /home/webservice/react-stage/current &&
                             cd /home/webservice && pm2 reload sam-front-stage 2>/dev/null || pm2 start react-stage/current/node_modules/.bin/next --name sam-front-stage -- start -p 3100 &&
@@ -77,6 +75,26 @@ pipeline {
             }
         }
 
+        // ── 운영 배포 승인 ──
+        stage('Production Approval') {
+            when { branch 'main' }
+            steps {
+                timeout(time: 24, unit: 'HOURS') {
+                    input message: 'Stage 확인 후 운영 배포를 진행하시겠습니까?\nStage: https://stage.sam.it.kr',
+                          ok: '운영 배포 진행'
+                }
+            }
+        }
+
+        // ── main → Production 재빌드 (운영 환경변수) ──
+        stage('Rebuild for Production') {
+            when { branch 'main' }
+            steps {
+                sh "cp /var/lib/jenkins/env-files/react/.env.main .env.local"
+                sh 'npm run build'
+            }
+        }
+
         // ── main → 운영서버 Production 배포 ──
         stage('Deploy Production') {
             when { branch 'main' }
@@ -84,13 +102,10 @@ pipeline {
                 sshagent(credentials: ['deploy-ssh-key']) {
                     sh """
                         ssh ${DEPLOY_USER}@211.117.60.189 'mkdir -p /home/webservice/react/releases/${RELEASE_ID}'
-
                         rsync -az --delete \
                             .next package.json next.config.ts public node_modules \
                             ${DEPLOY_USER}@211.117.60.189:/home/webservice/react/releases/${RELEASE_ID}/
-
                         scp .env.local ${DEPLOY_USER}@211.117.60.189:/home/webservice/react/releases/${RELEASE_ID}/.env.local
-
                         ssh ${DEPLOY_USER}@211.117.60.189 '
                             ln -sfn /home/webservice/react/releases/${RELEASE_ID} /home/webservice/react/current &&
                             cd /home/webservice && pm2 reload sam-front &&
@@ -103,7 +118,13 @@ pipeline {
     }
 
     post {
-        success { echo '✅ react 배포 완료 (' + env.BRANCH_NAME + ')' }
-        failure { echo '❌ react 배포 실패 (' + env.BRANCH_NAME + ')' }
+        success {
+            slackSend channel: '#product_infra', color: 'good', tokenCredentialId: 'slack-token',
+                message: "✅ *react* 배포 성공 (`${env.BRANCH_NAME}`)\n<${env.BUILD_URL}|빌드 #${env.BUILD_NUMBER}>"
+        }
+        failure {
+            slackSend channel: '#product_infra', color: 'danger', tokenCredentialId: 'slack-token',
+                message: "❌ *react* 배포 실패 (`${env.BRANCH_NAME}`)\n<${env.BUILD_URL}|빌드 #${env.BUILD_NUMBER}>"
+        }
     }
-}
+}
\ No newline at end of file