ci: test aws for release

.github/workflows/release-tip.yml

@@ -44,6 +44,16 @@ jobs:
           # Important so that build number generation works
           fetch-depth: 0
 
+      - name: Configure AWS Credentials
+        uses: aws-actions/configure-aws-credentials@v4
+        with:
+          aws-region: auto
+          aws-access-key-id: ${{ secrets.CF_R2_TIP_AWS_KEY }}
+          aws-secret-access-key: ${{ secrets.CF_R2_TIP_AWS_KEY }}
+      - name: Test List
+        run: |
+          aws s3api list-objects-v2 --endpoint-url https://${{ secrets.CF_R2_TIP_ACCOUNT_ID }}.r2.cloudflarestorage.com --bucket ghostty-tip
+
       # Install Nix and use that to run our tests so our environment matches exactly.
       - uses: cachix/install-nix-action@v24
         with: