refactor(core): refine layer node replacements (#34377)

packages/opencode/test/tool/registry.test.ts

@@ -50,20 +50,15 @@ const brokenPluginLayer = Layer.succeed(
 
 const root = LayerNode.group([ToolRegistry.node, Agent.node])
 const replacements = [
-  LayerNode.replace(Config.layer, configLayer),
-  LayerNode.replace(RuntimeFlags.defaultLayer, RuntimeFlags.layer()),
-]
+  [Config.node, configLayer],
+  [RuntimeFlags.node, RuntimeFlags.layer()],
+] as const
 
-const it = testEffect(LayerNode.compile(root, new Map(replacements.map((item) => [item.source, item.replacement]))))
+const it = testEffect(LayerNode.compile(root, replacements))
 const withBrokenPlugin = testEffect(
   LayerNode.compile(
     root,
-    new Map(
-      [...replacements, LayerNode.replace(Plugin.layer, brokenPluginLayer)].map((item) => [
-        item.source,
-        item.replacement,
-      ]),
-    ),
+    [...replacements, [Plugin.node, brokenPluginLayer]],
   ),
 )