tell me search data provider sample

QuickInfoSearchDataProvider.cs

 public class QuickInfoSearchDataProvider : ISearchDataProvider
  {
      public string Name => "info";

      public Icon ProviderIcon => PluginResources.info_1930258;
      
      public static Engine Instance { get; } = new Engine(
          typeof(Engine).Assembly,
          typeof(Ip).Assembly);

      public IEnumerable<ISearchDataProvider> GetProviderForQuery(string query)
      {
          if (query.ToLower().Contains(Name)) yield return this;
      }
     
      public IEnumerable<ITellMeAction> SearchForSuggestion(string query)
      {
          var queryInfo = new Query(query);
          var answers = Instance.GetResults(queryInfo);

          foreach (var (processorName, resultNode) in answers)
          {
              var actions = QuickInfoActionRenderer.GenerateActions(processorName, resultNode);
              foreach (var action in actions)
              {
                  yield return action;
              }
          }
      }
  }