fix(ci): enable upload of helm signature file

.gitea/workflows/release.yaml

@@ -117,21 +117,15 @@ jobs:
             --upload-file "${REPOSITORY_NAME}-${PACKAGE_VERSION}.tgz" \
               https://${GITEA_SERVER_HOSTNAME}/api/packages/${REPOSITORY_OWNER}/helm/api/charts
 
-          # NOTE:
+          if [ -f "${REPOSITORY_NAME}-${PACKAGE_VERSION}.tgz.prov" ]; then
-          # Gitea does currently not support uploading Helm chart provenance files, so we skip this step for now. Once
+            curl \
-          # Gitea supports this, we can simply uncomment the following lines to upload the provenance file as well.
+              --fail \
-          #
+              --show-error \
-          #   https://github.com/helm/helm/issues/31866
+              --request POST \
-          #
+              --user "${REPOSITORY_OWNER}:${GITEA_REGISTRY_TOKEN}" \
-          # if [ -f "${REPOSITORY_NAME}-${PACKAGE_VERSION}.tgz.prov" ]; then
+              --upload-file "${REPOSITORY_NAME}-${PACKAGE_VERSION}.tgz.prov" \
-          #   curl \
+                https://${GITEA_SERVER_HOSTNAME}/api/packages/${REPOSITORY_OWNER}/helm/api/prov
-          #     --fail \
+          fi
-          #     --show-error \
-          #     --request POST \
-          #     --user "${CHARTMUSEUM_USERNAME}:${CHARTMUSEUM_PASSWORD}" \
-          #     --upload-file "${REPOSITORY_NAME}-${PACKAGE_VERSION}.tgz.prov" \
-          #       https://${GITEA_SERVER_HOSTNAME}/api/packages/${REPOSITORY_OWNER}/helm/api/prov
-          # fi
 
       - name: Upload Chart to Chartmuseum (Helm)
         env: