ci: Attempt to use Arch Linux container

.github/workflows/package.yml

@@ -6,18 +6,15 @@ jobs:
   generate-zip:
     runs-on: ubuntu-latest
 
+    container:
+      image: ghcr.io/archlinux/archlinux:base-devel
+
     steps:
     - name: Checkout repository
       uses: actions/checkout@v4
 
-    - name: Download blueprint-compiler from source
-      run: git clone https://gitlab.gnome.org/jwestman/blueprint-compiler
-
     - name: Install dependencies
-      run: sudo apt install -y gobject-introspection blueprint-compiler
-
-    - name: Run blueprint-compiler manually
-      run: mkdir dist && python3 ./blueprint-compiler/blueprint-compiler.py compile ui/prefs.blp > dist/prefs.ui
+      run: pacman -Syyu --noconfirm blueprint-compiler npm typescript
 
     - name: Build & Package Noiseclapper
       run: make pack