Remove packaged runtime repository dependency

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);
+    }
+}