change readme content

app/helpers/repositories_helper.rb

@@ -14,6 +14,12 @@ module RepositoriesHelper
     default_type.include?(str&.downcase)
   end
 
+  def is_readme_type?(str)
+    return false if str.blank?
+    readme_types = ["readme.md", "readme", "readme_en.md", "readme_zh.md", "readme_en", "readme_zh"]
+    readme_types.include?(str.to_s.downcase)
+  end
+
   def render_commit_author(author_json)
     return nil if author_json.blank?
     find_user_by_login author_json['login']

app/views/repositories/_simple_entry.json.jbuilder

@@ -12,7 +12,7 @@ json.target entry['target']
 json.download_url entry['download_url']
 json.direct_download direct_download
 json.image_type image_type
-
+json.is_readme_file is_readme_type?(file_name)
 if entry['latest_commit']
   json.partial! 'last_commit', entry: entry
 end

app/views/repositories/entries.json.jbuilder

@@ -18,12 +18,15 @@ json.entries do
     json.type entry['type']
     json.size entry['size']
     content =
-      if entry['name'] === 'README.md'
+      if is_readme_type?(entry['name'])
+        is_readme_file = true
         content = Gitea::Repository::Entries::GetService.call(@project_owner, @project.identifier, entry['name'], ref: @ref)['content']
         readme_render_decode64_content(content, @path)
       else
+        is_readme_file = false
         entry['content']
       end
+    json.is_readme_file is_readme_file
     json.content content
     json.target entry['target']
     if entry['latest_commit']