refactor(core): consolidate filesystem services (#30447)

packages/opencode/src/tool/truncate.ts

@@ -2,7 +2,7 @@ import { NodePath } from "@effect/platform-node"
 import { Cause, Duration, Effect, Layer, Option, Schedule, Context } from "effect"
 import path from "path"
 import type { Agent } from "../agent/agent"
-import { AppFileSystem } from "@opencode-ai/core/filesystem"
+import { FSUtil } from "@opencode-ai/core/fs-util"
 import { evaluate } from "@/permission/evaluate"
 import { Config } from "@/config/config"
 import { Identifier } from "../id/id"
@@ -50,7 +50,7 @@ export class Service extends Context.Service<Service, Interface>()("@opencode/Tr
 export const layer = Layer.effect(
   Service,
   Effect.gen(function* () {
-    const fs = yield* AppFileSystem.Service
+    const fs = yield* FSUtil.Service
 
     const cleanup = Effect.fn("Truncate.cleanup")(function* () {
       const cutoff = Identifier.timestamp(
@@ -155,6 +155,6 @@ export const layer = Layer.effect(
   }),
 )
 
-export const defaultLayer = layer.pipe(Layer.provide(AppFileSystem.defaultLayer), Layer.provide(NodePath.layer))
+export const defaultLayer = layer.pipe(Layer.provide(FSUtil.defaultLayer), Layer.provide(NodePath.layer))
 
 export * as Truncate from "./truncate"