fix(ci): install libarchive-tools for repo-add bsdtar dependency

repo-add uses bsdtar to validate packages, which requires
libarchive-tools. The .archlinux extension works fine with repo-add
so the rename to .pkg.tar.zst was unnecessary. Also removes debug
steps.

.github/workflows/release.yml

@@ -245,27 +245,6 @@ jobs:
             cp dist/repo-work/incoming-desktop/*."$ext" dist/repo-work/incoming/ 2>/dev/null || true
           done
 
-      - name: Debug - list incoming files
-        run: |
-          echo "=== incoming directory ==="
-          ls -lah dist/repo-work/incoming/ || true
-          echo "=== incoming-desktop directory ==="
-          ls -lah dist/repo-work/incoming-desktop/ || true
-          echo "=== file types ==="
-          file dist/repo-work/incoming/* || true
-          echo "=== archlinux package contents (first x86_64) ==="
-          pkg=$(ls dist/repo-work/incoming/*-x86_64.archlinux 2>/dev/null | head -1)
-          if [ -n "$pkg" ]; then
-            echo "Inspecting: $pkg"
-            zstd -d "$pkg" -o /tmp/pkg.tar 2>&1 && tar tf /tmp/pkg.tar | head -20 || true
-          fi
-          echo "=== desktop pacman package contents ==="
-          dpkg=$(ls dist/repo-work/incoming-desktop/*.pacman 2>/dev/null | head -1)
-          if [ -n "$dpkg" ]; then
-            echo "Inspecting: $dpkg"
-            xz -d -c "$dpkg" | tar tf - | head -20 || true
-          fi
-
       - name: Install repository tools
         run: |
           sudo apt-get update
@@ -273,7 +252,8 @@ jobs:
             reprepro \
             createrepo-c \
             pacman-package-manager \
-            makepkg
+            makepkg \
+            libarchive-tools
 
       - name: GPG setup
         uses: kolaente/action-gpg@main

magefile.go

@@ -1457,9 +1457,7 @@ func (Release) RepoPacman(ctx context.Context) error {
 		}
 		for _, pkg := range pkgs {
 			abs, _ := filepath.Abs(pkg)
-			// repo-add requires .pkg.tar.zst extension, nfpm archlinux files are .archlinux
-			base := strings.TrimSuffix(filepath.Base(pkg), ".archlinux") + ".pkg.tar.zst"
-			dst := filepath.Join(repoDir, base)
+			dst := filepath.Join(repoDir, filepath.Base(pkg))
 			os.Remove(dst)
 			if err := os.Symlink(abs, dst); err != nil {
 				return err
@@ -1468,7 +1466,7 @@ func (Release) RepoPacman(ctx context.Context) error {
 
 		// repo-add creates vikunja.db.tar.gz and vikunja.files.tar.gz
 		dbPath := filepath.Join(repoDir, "vikunja.db.tar.gz")
-		repoPkgs, _ := filepath.Glob(filepath.Join(repoDir, "*.pkg.tar.zst"))
+		repoPkgs, _ := filepath.Glob(filepath.Join(repoDir, "*.archlinux"))
 		repoAddArgs := append([]string{dbPath}, repoPkgs...)
 		if err := runAndStreamOutput(ctx, "repo-add", repoAddArgs...); err != nil {
 			return fmt.Errorf("repo-add for %s: %w", repoArch, err)