fix: Restore green EditMode suite for schema and startup-hook guards

Packages/src/Editor/FirstPartyTools/FirstPartyToolsEditorStartup.cs

@@ -11,6 +11,7 @@ public static void Initialize()
             DomainReloadDisableScopeRecovery.RestoreForEditorStartup();
             ExternalSceneChangeTracker.Initialize();
             ControlPlayModeEditorStartup.Initialize();
+            PausePointEditorStartup.Initialize();
             ExecuteDynamicCodeEditorStartup.Initialize();
             GetLogsEditorStartup.Initialize();
             ScreenshotEditorStartup.Initialize();

Packages/src/Editor/FirstPartyTools/PausePoint/AssemblyInfo.cs

@@ -1,5 +1,6 @@
 using System.Runtime.CompilerServices;
 
+[assembly: InternalsVisibleTo("UnityCLILoop.FirstPartyTools.Editor")]
 [assembly: InternalsVisibleTo("UnityCLILoop.Tests.Editor.SourcePausePointResolver")]
 [assembly: InternalsVisibleTo("UnityCLILoop.Tests.Editor.SourcePausePointCapture")]
 [assembly: InternalsVisibleTo("UnityCLILoop.Tests.Editor.SourcePausePointPatcher")]

Packages/src/Editor/FirstPartyTools/PausePoint/PausePointDomainReloadTracker.cs

@@ -1,21 +1,30 @@
 using System;
 
-using UnityEditor;
+using UnityEngine;
 
 namespace io.github.hatayama.UnityCliLoop.FirstPartyTools
 {
-    // [InitializeOnLoad] runs this type's static field initializers once per AppDomain load, so
-    // LoadedAtUtc marks this domain's birth. Used by physics-callback dispatch diagnostics to
-    // report how long the current domain has been alive without a reload -- a suspected factor in
-    // the existing-instance physics-dispatch miss (see docs/regression-harness.md).
-    [InitializeOnLoad]
+    // MarkDomainLoaded is invoked once per AppDomain load by the composition-root bootstrap
+    // (through FirstPartyToolsEditorStartup), so the recorded timestamp marks this domain's
+    // birth. Used by physics-callback dispatch diagnostics to report how long the current
+    // domain has been alive without a reload -- a suspected factor in the existing-instance
+    // physics-dispatch miss (see docs/regression-harness.md).
     internal static class PausePointDomainReloadTracker
     {
-        public static readonly DateTime LoadedAtUtc = DateTime.UtcNow;
+        private static DateTime? _loadedAtUtc;
+
+        public static void MarkDomainLoaded()
+        {
+            Debug.Assert(!_loadedAtUtc.HasValue, "MarkDomainLoaded must run once per domain load");
+
+            _loadedAtUtc = DateTime.UtcNow;
+        }
 
         public static double SecondsSinceLoad()
         {
-            return (DateTime.UtcNow - LoadedAtUtc).TotalSeconds;
+            Debug.Assert(_loadedAtUtc.HasValue, "MarkDomainLoaded must run before SecondsSinceLoad");
+
+            return (DateTime.UtcNow - _loadedAtUtc.Value).TotalSeconds;
         }
     }
 }

Packages/src/Editor/FirstPartyTools/PausePoint/PausePointEditorStartup.cs

@@ -0,0 +1,12 @@
+namespace io.github.hatayama.UnityCliLoop.FirstPartyTools
+{
+    // Keeps pause-point startup wiring inside the pause-point assembly so the composition
+    // root only depends on the bundled-tool facade.
+    internal static class PausePointEditorStartup
+    {
+        public static void Initialize()
+        {
+            PausePointDomainReloadTracker.MarkDomainLoaded();
+        }
+    }
+}

Packages/src/Editor/FirstPartyTools/SetGameViewSize/SetGameViewSizeSchema.cs

@@ -1,5 +1,3 @@
-using System.ComponentModel;
-
 using io.github.hatayama.UnityCliLoop.ToolContracts;
 
 namespace io.github.hatayama.UnityCliLoop.FirstPartyTools
@@ -9,10 +7,8 @@ namespace io.github.hatayama.UnityCliLoop.FirstPartyTools
     /// </summary>
     public sealed class SetGameViewSizeSchema : UnityCliLoopToolSchema
     {
-        [Description("Target Game View rendering width in pixels. Provide with Height to change the resolution.")]
         public int? Width { get; set; }
 
-        [Description("Target Game View rendering height in pixels. Provide with Width to change the resolution.")]
         public int? Height { get; set; }
     }
 }