[store] add capybara purchase

modules/ContentStore/Service/CapyApiService.cs

@@ -0,0 +1,12 @@
+using West.TelegramBot.ContentStore.Model;
+
+namespace West.TelegramBot.ContentStore.Service;
+
+public class CapyApiService : IRandomMediaService
+{
+    public StoreItem StoreItem { get; } = new("capybara", "Капибара", 60, 25);
+    public async Task<RandomMedia> GetRandomMediaAsync()
+    {
+        return new RandomMedia("https://api.capy.lol/v1/capybara");
+    }
+}