import gpg key in snapshotter

Author: taigrr

.github/workflows/snapshot.yml

@@ -20,7 +20,13 @@ jobs:
         uses: actions/setup-go@v5
         with:
           go-version: stable
-          
+      
+      - name: Import GPG key
+        uses: crazy-max/ghaction-import-gpg@v6
+        with:
+          gpg_private_key: ${{ secrets.GPG_PRIVATE_KEY }}
+          passphrase: ${{ secrets.GPG_PASSPHRASE }}    
+        
       - name: Test GoReleaser
         uses: goreleaser/goreleaser-action@v6
         with: