fixed ci4s oauth2接入

app/models/open_users/ci4s.rb

@@ -0,0 +1,27 @@
+# == Schema Information
+#
+# Table name: open_users
+#
+#  id         :integer          not null, primary key
+#  user_id    :integer
+#  type       :string(255)
+#  uid        :string(255)
+#  created_at :datetime         not null
+#  updated_at :datetime         not null
+#  extra      :text(65535)
+#
+# Indexes
+#
+#  index_open_users_on_type_and_uid  (type,uid) UNIQUE
+#  index_open_users_on_user_id       (user_id)
+#
+
+class OpenUsers::Ci4s < OpenUser
+  def nickname
+    extra&.[]('username')
+  end
+
+  def en_type
+    'ci4s'
+  end
+end