Ensure web-app branch is properly checked out after cloning repository

ubuntu-install.sh

@@ -67,7 +67,8 @@ REPO_URL="https://gitlab.com/trbc-dev/eoy-pdf-sortandmerge.git"
 log_info "Cloning application repository..."
 if command -v git &> /dev/null; then
     sudo apt install -y git
-    git clone -b web-app "$REPO_URL" .
+    git clone "$REPO_URL" .
+    git checkout web-app
 else
     log_warning "Git not available. Please manually download and extract the application files to $APP_DIR"
     exit 1