fixed readme中图片链接问号处理

app/helpers/repositories_helper.rb

@@ -136,6 +136,7 @@ module RepositoriesHelper
           # 链接直接跳过不做替换
           next if s_content.starts_with?('http://') || s_content.starts_with?('https://') || s_content.starts_with?('mailto:') || s_content.blank?
           ext = File.extname(s_content)[1..-1]
+          ext = ext.split("?")[0] if ext.include?("?")
           if (image_type?(ext) || download_type(ext)) && !ext.blank?
             s_content = File.expand_path(s_content, file_path)
             s_content = s_content.split("#{Rails.root}/")[1]