feat(sdk): migrate to EventBus 2.0

Replace the legacy EventBase runtime with generated multi-bus bindings and explicit scheduling. Migrate app, data, network, demo, and mod consumers; add generated network-event registration and owner-scoped mod content overrides.

Assets/Modules/ShrinkModFramework/Runtime/Context/ShrinkModComponent.cs

@@ -3,6 +3,7 @@ using System.Collections.Generic;
 using System.Linq;
 using Cysharp.Threading.Tasks;
 using ShrinkContext;
+using ShrinkEventBus;
 
 namespace ShrinkModFramework
 {
@@ -66,6 +67,16 @@ namespace ShrinkModFramework
             instance.OnRegisterContent(modContext);
             handle.State = ShrinkModState.ContentRegistered;
 
+            IDisposable eventBinding = null;
+            ctx.Effect(
+                () => eventBinding = ShrinkModOptionalRuntimeIntegration.TryAttachEventBusInstance(
+                    instance.GetType(), instance, handle.Info.ModId, _host.VerboseLogging),
+                () =>
+                {
+                    eventBinding?.Dispose();
+                    EventBus.RemoveBus(ShrinkBusKey.Mod(handle.Info.ModId));
+                });
+
             // 模组网络 handler 以 ModId 为归属键，可在失败或卸载时整体撤回。
             ctx.Effect(() => { }, () => ShrinkModNetworkManager.UnregisterHandlers(handle.Info.ModId));
             instance.OnInitialize(modContext);

Assets/Modules/ShrinkModFramework/Runtime/Context/ShrinkModContextHost.cs

@@ -54,7 +54,7 @@ namespace ShrinkModFramework
         public IReadOnlyList<ShrinkModComponentSource> CurrentSources => _currentSources.ToArray();
         internal ShrinkModRegistryManager RegistryManager { get; }
 
-        public ShrinkModRegistry<T> GetOrCreateRegistry<T>(string name) =>
+        public IReadOnlyShrinkModRegistry<T> GetOrCreateRegistry<T>(string name) =>
             RegistryManager.GetOrCreateRegistry<T>(name);
 
         public static string GetModKey(string modId)

Assets/Modules/ShrinkModFramework/Runtime/Context/ShrinkModCordisRuntime.cs

@@ -50,7 +50,7 @@ namespace ShrinkModFramework
             return _host.Mods;
         }
 
-        public static ShrinkModRegistry<T> GetOrCreateRegistry<T>(string name) =>
+        public static IReadOnlyShrinkModRegistry<T> GetOrCreateRegistry<T>(string name) =>
             Host.GetOrCreateRegistry<T>(name);
 
         internal static void ResetForDomainReload()