feat(opencode): add typed application layer graph (#31531)

packages/opencode/src/session/revert.ts

@@ -1,3 +1,4 @@
+import { LayerNode } from "@opencode-ai/core/effect/layer-node"
 import { Effect, Layer, Context, Schema } from "effect"
 import { SessionV1 } from "@opencode-ai/core/v1/session"
 import { EventV2Bridge } from "@/event-v2-bridge"
@@ -147,4 +148,13 @@ export const defaultLayer = Layer.suspend(() =>
   ),
 )
 
+export const node = LayerNode.make(layer, [
+  Session.node,
+  Snapshot.node,
+  Storage.node,
+  EventV2Bridge.node,
+  SessionSummary.node,
+  SessionRunState.node,
+])
+
 export * as SessionRevert from "./revert"