ci: add pkgbuild-git tester

.github/workflows/Test PKGBUILD-git.yml

@@ -0,0 +1,45 @@
+name: Test PKGBUILD-git
+
+on:
+  push:
+    branch: master
+  pull_request:
+    branches: master
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    container: archlinux:latest
+    
+    steps:
+    - name: Setup Arch
+      run: |
+        pacman -Sy --noconfirm --needed base-devel git sudo
+        useradd -m builder
+        echo "builder ALL=(ALL) NOPASSWD: ALL" >> /etc/sudoers
+    
+    - name: Checkout
+      uses: actions/checkout@v4
+      with:
+        fetch-depth: 0
+    
+    - name: Set permissions
+      run: chown -R builder:builder .
+    
+    - name: Build
+      run: |
+        sudo -u builder bash -c '
+          cd AUR
+          makepkg -p PKGBUILD-git -si --noconfirm
+        '
+    
+    - name: Test
+      run: |
+        clrsync_cli --help
+        pacman -Ql clrsync-git
+    
+    - name: Upload artifact
+      uses: actions/upload-artifact@v4
+      with:
+        name: clrsync-git
+        path: AUR/*.pkg.tar.zst