refactor(opencode): use layer nodes in server tests (#34503)

packages/opencode/test/fixture/workspace.ts

@@ -1,5 +1,4 @@
-import { FetchHttpClient } from "effect/unstable/http"
-import { Layer } from "effect"
+import { AppNodeBuilder } from "@opencode-ai/core/effect/app-node-builder"
 import { LayerNode } from "@opencode-ai/core/effect/layer-node"
 import { Database } from "@opencode-ai/core/database/database"
 import { FSUtil } from "@opencode-ai/core/fs-util"
@@ -15,16 +14,21 @@ import { SessionPrompt } from "../../src/session/prompt"
 import { EventV2Bridge } from "../../src/event-v2-bridge"
 
 export const workspaceLayerWithRuntimeFlags = (overrides: Partial<RuntimeFlags.Info>) =>
-  Workspace.layer.pipe(
-    Layer.provide(Auth.defaultLayer),
-    Layer.provide(Session.defaultLayer),
-    Layer.provide(SessionPrompt.defaultLayer),
-    Layer.provide(Project.defaultLayer),
-    Layer.provide(Vcs.defaultLayer),
-    Layer.provide(Database.defaultLayer),
-    Layer.provide(EventV2Bridge.defaultLayer),
-    Layer.provide(FetchHttpClient.layer),
-    Layer.provide(FSUtil.defaultLayer),
-    Layer.provide(RuntimeFlags.layer(overrides)),
-    Layer.provide(LayerNode.compile(InstanceStore.node, [[InstanceStore.bootstrapNode, InstanceBootstrap.node]])),
+  AppNodeBuilder.build(
+    LayerNode.group([
+      Workspace.node,
+      Auth.node,
+      Session.node,
+      SessionPrompt.node,
+      Project.node,
+      Vcs.node,
+      Database.node,
+      EventV2Bridge.node,
+      FSUtil.node,
+      InstanceStore.node,
+    ]),
+    [
+      [InstanceStore.bootstrapNode, InstanceBootstrap.node],
+      [RuntimeFlags.node, RuntimeFlags.layer(overrides)],
+    ],
   )