Remove packaged runtime repository dependency

godot/Himegari.csproj

@@ -9,6 +9,8 @@
   </PropertyGroup>
   <ItemGroup>
     <ProjectReference Include="..\engine\Age.Engine\Age.Engine.csproj" />
+    <EmbeddedResource Include="..\build\opcodes.json"
+                      LogicalName="Himegari.Runtime.opcodes.json" />
   </ItemGroup>
   <ItemGroup Condition="$([MSBuild]::IsOSPlatform('Windows'))">
     <ProjectReference Include="..\engine\Age.Engine.Text.Windows\Age.Engine.Text.Windows.csproj" />
@@ -21,4 +23,8 @@
           Link="FFmpeg-LICENSE.txt"
           CopyToOutputDirectory="PreserveNewest" />
   </ItemGroup>
+  <Target Name="RequireGeneratedRuntimeMetadata" BeforeTargets="PrepareForBuild"
+          Condition="!Exists('..\build\opcodes.json')">
+    <Error Text="Missing generated runtime metadata '..\build\opcodes.json'. Run 'py -3.11 -X utf8 tools\opcodes_build.py --build' from age-reimpl before building Godot." />
+  </Target>
 </Project>

godot/HimegariRuntimeMetadata.cs

@@ -0,0 +1,24 @@
+using System;
+using System.IO;
+using System.Reflection;
+using Age.Engine.Model;
+using Age.Engine.Sys4;
+
+/// <summary>
+/// Himegari profile metadata that must travel with every Godot build. Repository discovery belongs to
+/// development tooling; exported runtimes read the generator output embedded into this assembly.
+/// </summary>
+internal static class HimegariRuntimeMetadata
+{
+    internal const string OpcodeTableResourceName = "Himegari.Runtime.opcodes.json";
+
+    internal static OpcodeTable LoadOpcodeTable()
+    {
+        Assembly assembly = typeof(HimegariRuntimeMetadata).Assembly;
+        using Stream stream = assembly.GetManifestResourceStream(OpcodeTableResourceName)
+            ?? throw new InvalidDataException(
+                $"Embedded runtime metadata '{OpcodeTableResourceName}' is missing from " +
+                $"{assembly.GetName().Name}.");
+        return OpcodeTableJson.Load(stream);
+    }
+}

godot/Main.cs

@@ -275,7 +275,7 @@ public partial class Main : Godot.Control
         _clock.Speed = System.Math.Clamp(speed, 0.05, 8.0);
         GD.Print($"[renderer] retained backend={(_useGpuBackend ? "gpu" : "software")}");
 
-        var table = OpcodeTableJson.Load(Paths.OpcodesJson);
+        var table = HimegariRuntimeMetadata.LoadOpcodeTable();
         // Persistence retains AGE's native filenames and formats, but the port owns one profile-root
         // interception point. Himegari's SYS4INI makes SAVEPATH the SAVE child of REGFILEPATH, so both
         // save payloads and SYS4REG.INI remain isolated together under Godot's user directory.
@@ -333,7 +333,7 @@ public partial class Main : Godot.Control
             && !scene.Equals("SYSTEM4", System.StringComparison.OrdinalIgnoreCase);
         if (_timelineLogPath != null) _timeline = new GodotTimelineLog(_timelineLogPath);
         if (!_selftest && pageMapPath == null)
-            pageMapPath = System.IO.Path.Combine(Paths.Build, $"page-map-{scene.ToUpperInvariant()}.jsonl");
+            pageMapPath = DefaultPageMapPath(scene);
         _locator = new PageLocatorState(scene, _selftest ? null : pageMapPath);
         _locatorHud.Visible = _locatorHudVisible;
         var resources = scripts != null
@@ -2043,7 +2043,7 @@ public partial class Main : Godot.Control
 
     private void RunSelfTest()
     {
-        var table = OpcodeTableJson.Load(Paths.OpcodesJson);
+        var table = HimegariRuntimeMetadata.LoadOpcodeTable();
         var (script, provider) = BuildSelfTestScene(table);
         var headless = new VirtualMachine(script, table, new CaptureHost(), null, provider);
         headless.Run();
@@ -2381,6 +2381,20 @@ public partial class Main : Godot.Control
         GetTree().Quit(ok ? 0 : 1);
     }
 
+    private static string DefaultPageMapPath(string scene)
+    {
+        string fileName = $"page-map-{scene.ToUpperInvariant()}.jsonl";
+#if TOOLS
+        // Preserve the established workspace handoff for editor/development runs.
+        return System.IO.Path.Combine(Paths.Build, fileName);
+#else
+        // Exports have no repository and may be installed read-only. Keep diagnostics with the
+        // profile-owned Godot data instead of probing for an age-reimpl ancestor.
+        return System.IO.Path.Combine(
+            ProjectSettings.GlobalizePath("user://"), "diagnostics", "page-maps", fileName);
+#endif
+    }
+
     // A deterministic synthesized scene: show-text, wait-for-input (exercises the suspend plumbing), a
     // nested call-script into a synthetic subroutine (exercises call-script handling), shared globals.
     private static (Script, IScriptProvider) BuildSelfTestScene(OpcodeTable table)