add: user info mark

app/views/users/get_user_info.json.jbuilder

@@ -5,6 +5,7 @@ json.user_id @user.id
 json.image_url url_to_avatar(@user)
 json.admin @user.admin?
 json.is_teacher @user.user_extension&.teacher?
+json.has_gitea_user @user.gitea_token.present? && @user.gitea_uid.present?
 json.user_identity @user.identity
 json.tidding_count 0
 json.user_phone_binded @user.phone.present?