diff --git a/.gitea/workflows/deploy.yaml b/.gitea/workflows/deploy.yaml
index b0a8a10..39f14e3 100644
--- a/.gitea/workflows/deploy.yaml
+++ b/.gitea/workflows/deploy.yaml
@@ -18,7 +18,7 @@ jobs:
           github-server-url: http://192.168.0.103:3000 
           repository: ${{ github.repository }}
 
-      - name: Deploy to 103 Demo
+      - name: Step 1 - Push Code to Demo
         run: |
           apt-get update && apt-get install -y rsync openssh-client
           mkdir -p ~/.ssh
@@ -28,15 +28,39 @@ jobs:
             --exclude='.git' \
             -e "ssh -i ~/.ssh/id_rsa_demo -o StrictHostKeyChecking=no" \
             ./ amba@192.168.0.103:/home/amba/koori-erp/
-          # cp .env.example .env
-          # # 設定 Demo 專用的 Key
-          # sed -i "s|APP_KEY=.*|APP_KEY=${{ secrets.APP_KEY }}|g" .env
-          # docker compose up -d --build --wait
-          # # 同步檔案到容器內
-          # tar --exclude='.git' --exclude='node_modules' --exclude='vendor' -cf - . | docker exec -i koori-erp-laravel tar -xf - -C /var/www/html
-          # docker exec koori-erp-laravel chown -R 1000:1000 /var/www/html
-          # docker exec -u 1000:1000 -w /var/www/html koori-erp-laravel sh -c "composer install && npm install && npm run build && php artisan migrate --force && php artisan optimize:clear"
-          # docker exec koori-erp-laravel chmod -R 775 /var/www/html/storage /var/www/html/bootstrap/cache
+          rm ~/.ssh/id_rsa_demo
+
+      # 2. 啟動或重建容器（502 最容易發生在這裡的瞬間）
+      - name: Step 2 - Container Up & Health Check
+        uses: appleboy/ssh-action@master
+        with:
+          host: 192.168.0.103
+          port: 22
+          username: amba
+          key: ${{ secrets.DEMO_SSH_KEY }}
+          script: |
+            cd /home/amba/koori-erp
+            chown -R 1000:1000 .
+            WWWGROUP=1000 WWWUSER=1000 docker compose up -d --build --wait
+            echo "容器狀態：" && docker ps --filter "name=koori-erp-laravel"
+
+      - name: Step 3 - Composer & NPM Build
+        run: |
+          docker exec -u 1000:1000 -w /var/www/html koori-erp-laravel sh -c "
+            # 1. 後端依賴 (Demo 環境建議加上 --no-interaction 避免卡住)
+            composer install --no-dev --optimize-autoloader --no-interaction &&
+            
+            # 2. 前端編譯
+            npm install &&
+            npm run build &&
+            
+            # 3. Laravel 初始化與優化
+            php artisan migrate --force &&
+            php artisan optimize:clear &&
+            php artisan optimize &&
+            php artisan view:cache
+          "
+          docker exec koori-erp-laravel chmod -R 775 /var/www/html/storage /var/www/html/bootstrap/cache
 
   # --- 2. 正式環境部署 (erp.koori.tw:2224) ---
   deploy-production: