feat: Add metro transit, gadgets, shop, social apps, and traffic models checkpoint

Ananta.Server/Ananta.Core/ClientData/Client4229938/EconomyConfigRepository.cs

@@ -28,6 +28,15 @@ internal static class EconomyConfigRepository
     internal static bool TryPool(uint id, out GachaPool pool)
         => Cache.Value.Pools.TryGetValue(id, out pool!);
 
+    /// <summary>Distinct non-zero gacha ticket item ids (pool MoneyId) across every pool.</summary>
+    internal static IReadOnlyCollection<uint> GachaTicketItemIds()
+        => Cache.Value.Pools.Values
+            .Select(p => p.MoneyId)
+            .Where(id => id != 0)
+            .Distinct()
+            .OrderBy(id => id)
+            .ToArray();
+
     internal static bool TryTierRule(uint id, out GachaTierRule rule)
         => Cache.Value.TierRules.TryGetValue(id, out rule!);