refactor(core): unify filesystem search service (#31566)

packages/opencode/test/server/httpapi-workspace.test.ts

@@ -11,6 +11,7 @@ import { WorkspacePaths } from "../../src/server/routes/instance/httpapi/groups/
 import { EventPaths } from "../../src/server/routes/instance/httpapi/groups/event"
 import { Session } from "@/session/session"
 import { Database } from "@opencode-ai/core/database/database"
+import { Ripgrep } from "@opencode-ai/core/ripgrep"
 import { Server } from "../../src/server/server"
 import { resetDatabase } from "../fixture/db"
 import { disposeAllInstances, provideInstance, tmpdirScoped } from "../fixture/fixture"
@@ -34,7 +35,7 @@ const it = testEffect(
     InstanceStore.defaultLayer.pipe(Layer.provide(InstanceBootstrap.defaultLayer)),
     Database.defaultLayer,
     httpApiLayer,
-  ),
+  ).pipe(Layer.provide(Ripgrep.defaultLayer)),
 )
 
 function request(path: string, directory: string, init: RequestInit = {}) {