anchor.diff:    }
   
     var flutter = await fetchConfig(
  -      'https://raw.githubusercontent.com/flutter/flutter/master/packages/flutter/lib/analysis_options_user.yaml');
  +      'https://raw.githubusercontent.com/flutter/packages/master/packages/flutter_lints/lib/flutter.yaml');
     if (flutter != null) {
  +    flutterRules.addAll(recommendedRules);
       for (var ruleConfig in flutter.ruleConfigs) {
         flutterRules.add(ruleConfig.name);
       }
  
positive.code:     r.maturity == Maturity.stable ? '' : ' (${r.maturity.name})';
  
  Future<void> fetchBadgeInfo() async {
    var latestPedantic = await pedanticLatestVersion;
    var latestEffectiveDart = await effectiveDartLatestVersion;
  
    var pedantic = await fetchConfig(
        'https://raw.githubusercontent.com/dart-lang/pedantic/master/lib/analysis_options.$latestPedantic.yaml');
    if (pedantic != null) {
  
negative.code: 
  const ruleLeadMatter = 'Rules are organized into familiar rule groups.';
  
  // todo(pq):add badge
  final coreRules = <String?>[];
  // todo(pq):add badge
  final recommendedRules = <String?>[];
  final effectiveDartRules = <String?>[];
  final flutterRules = <String?>[];
  final pedanticRules = <String?>[];
  