switched back to GHA

.github/workflows/main.yml

@@ -34,13 +34,11 @@ jobs:
           sudo docker builder prune -a
           df -h
           du -h -d2 / 2>/dev/null | sort -hr | head -n 20 || true
+
     - uses: actions/checkout@v4
 
     - name: install nix
-      shell: bash
-      run: |
-          curl -sSf -L https://install.lix.systems/lix | sh -s -- install linux --no-confirm --init none
-          . /nix/var/nix/profiles/default/etc/profile.d/nix-daemon.sh
+      uses: canidae-solutions/lix-quick-install-action@v3
 
     - uses: cachix/cachix-action@v16
       with: