diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 9e3a4a3077d73c4c423ab3821a5737ab71c459b2..2094c54f6b1d4b41ef95ff18293e3ba064a85564 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -21,7 +21,6 @@ convert_modified_md:
       done
     - git config --global user.email "gabang002@gmail.com"
     - git config --global user.name "장명현"
-    - git checkout "$CI_COMMIT_BRANCH"
     - git add *.pdf *.html
     - |
       if ! git diff --cached --quiet; then
diff --git a/ex1.md b/ex1.md
deleted file mode 100644
index fbec7450583b13312d284c6eb15c2733ef589c0a..0000000000000000000000000000000000000000
--- a/ex1.md
+++ /dev/null
@@ -1,29 +0,0 @@
-# ✨ My Awesome Project
-
-Welcome to **My Awesome Project** – a small but powerful app that helps you stay focused and get things done.
-
----
-
-## 🚀 Features
-
-- ✅ Minimal UI, maximum productivity
-- 🕒 Pomodoro Timer built-in
-- ☁️ Cloud sync support (via Firebase)
-- 🎨 Custom themes (Light/Dark/Colorful)
-- 📈 Analytics to track focus trends
-
----
-
-## 📸 Screenshot
-
-![App Screenshot](https://via.placeholder.com/600x300.png?text=Your+App+Screenshot)
-
----
-
-## 🔧 Technologies Used
-
-```bash
-Frontend:   React + TypeScript
-Backend:    Firebase Functions
-Styling:    Tailwind CSS
-State:      Redux Toolkit