Display list of games (#16)

Co-authored-by: Maxime Adler <madler@sqli.com>
Reviewed-on: #16

src/GameIdeas/Client/GameIdeas.BlazorApp/Pages/Games/Gateways/IGameGateway.cs

@@ -6,4 +6,5 @@ public interface IGameGateway
 {
     Task<CategoriesDto> FetchCategories();
     Task<int> CreateGame(GameDto game);
+    Task<IEnumerable<GameDto>> FetchGames(PaggingDto pagging);
 }