add: educoder third party

config/initializers/educoder_oauth_init.rb

@@ -0,0 +1,15 @@
+oauth_config = {}
+begin
+  config = Rails.application.config_for(:configuration)
+  oauth_config = config.dig('oauth', 'educoder')
+  raise 'oauth educoder config missing' if oauth_config.blank?
+rescue => ex
+  raise ex if Rails.env.production?
+
+  puts %Q{\033[33m [warning] wechat oauth config or configuration.yml missing,
+           please add it or execute 'cp config/configuration.yml.example config/configuration.yml' \033[0m}
+end
+
+EducoderOauth.client_id = oauth_config['client_id']
+EducoderOauth.client_secret = oauth_config['client_secret']
+EducoderOauth.base_url = oauth_config['base_url']