old_contents: const url = new URL(location.href);
  
  const isRoot = url.host.split('.')[0] == 'misskey';
  
  const host = isRoot ? url.host : url.host.substring(url.host.indexOf('.') + 1, url.host.length);
  const scheme = url.protocol;
  const apiUrl = `${scheme}//api.${host}`;
  const devUrl = `${scheme}//dev.${host}`;
  const aboutUrl = `${scheme}//about.${host}`;
  
  module.exports = {
  	host,
  	scheme,
  	apiUrl,
  	devUrl,
  	aboutUrl,
  	themeColor: '#f76d6c'
  };
  
new_contents: const url = new URL(location.href);
  
  const isRoot = url.host.split('.')[0] == 'misskey';
  
  const host = isRoot ? url.host : url.host.substring(url.host.indexOf('.') + 1, url.host.length);
  const scheme = url.protocol;
  const apiUrl = `${scheme}//api.${host}`;
  const devUrl = `${scheme}//dev.${host}`;
  const aboutUrl = `${scheme}//about.${host}`;
  
  module.exports = {
  	host,
  	scheme,
  	apiUrl,
  	devUrl,
  	aboutUrl
  };
  
subject: Clean up: Remove the needless config property