fixed readme中图片链接问号处理

app/helpers/repositories_helper.rb

@@ -142,7 +142,8 @@ module RepositoriesHelper
             s_content = s_content.split("#{Rails.root}/")[1]
             # content = content.gsub(s[0], "/#{s_content}")
             s_content = [base_url, "/api/#{owner&.login}/#{repo.identifier}/raw/#{s_content}?ref=#{ref}"].join
-            case k.to_s 
+            s_content = [base_url, "/api/#{owner&.login}/#{repo.identifier}/raw/#{s_content}&ref=#{ref}"].join if s_content.include?("?")
+            case k.to_s
             when 'ss_src'
               content = content.gsub("src=\"#{s[0]}\"", "src=\"#{s_content}\"")
             when 'ss_src_1'