diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
new file mode 100644
index 0000000000000000000000000000000000000000..b341e9d92d4eee5b0e62aede83e0e3547545b571
--- /dev/null
+++ b/.gitlab-ci.yml
@@ -0,0 +1,24 @@
+stages:
+  - deploy
+
+deploy_to_dekdee3:
+  stage: deploy
+  image: alpine:latest
+  before_script:
+    - apk add --no-cache openssh git
+  script:
+    # สร้าง SSH Key ชั่วคราว
+    - echo "$SSH_PRIVATE_KEY" > id_ed25519
+    - chmod 600 id_ed25519
+    - mkdir -p ~/.ssh
+    - ssh-keyscan dekdee3.informatics.buu.ac.th >> ~/.ssh/known_hosts
+
+    # SSH เข้า dekdee3 และสั่ง deploy
+    - ssh -i id_ed25519 65160206@dekdee3.informatics.buu.ac.th '
+      cd ~/frontend &&
+      git pull &&
+      docker-compose down &&
+      docker-compose up -d --build
+      '
+  only:
+    - main