fixed 发行版git删除时，不同步处理

app/models/version_release.rb

@@ -32,7 +32,8 @@ class VersionRelease < ApplicationRecord
   has_many :attachments, as: :container, dependent: :destroy
 
   def update_sha
+    return if version_gid.blank?
     git_release = Gitea::Versions::GetService.call(user.gitea_token, repository&.owner&.login, repository&.identifier, version_gid)
-    self.update(sha: git_release["sha"])
+    self.update(sha: git_release["sha"]) if git_release.present? && git_release.is_a?(Hash)
   end
 end