feat(opencode): fff search tools (#27802)

Co-authored-by: Shoubhit Dash <shoubhit2005@gmail.com>

packages/opencode/src/project/bootstrap.ts

@@ -5,7 +5,9 @@ import { Snapshot } from "../snapshot"
 import * as Project from "./project"
 import * as Vcs from "./vcs"
 import { InstanceState } from "@/effect/instance-state"
+import { registerDisposer } from "@/effect/instance-registry"
 import { ShareNext } from "@/share/share-next"
+import { Search } from "@opencode-ai/core/filesystem/search"
 import { Effect, Layer } from "effect"
 import { Config } from "@/config/config"
 import { Service } from "./bootstrap-service"
@@ -26,15 +28,25 @@ export const layer = Layer.effect(
     const plugin = yield* Plugin.Service
     const project = yield* Project.Service
     const reference = yield* Reference.Service
+    const search = yield* Search.Service
     const shareNext = yield* ShareNext.Service
     const snapshot = yield* Snapshot.Service
     const vcs = yield* Vcs.Service
 
+    // once we dispose the service - also release all the internal fff resources
+    const off = registerDisposer((directory) => Effect.runPromise(search.release(directory)))
+    yield* Effect.addFinalizer(() => Effect.sync(off))
+
     const run = Effect.gen(function* () {
       const ctx = yield* InstanceState.context
       yield* Effect.logInfo("bootstrapping").pipe(Effect.annotateLogs("directory", ctx.directory))
       // everything depends on config so eager load it for nice traces
       yield* config.get()
+      // in 99% of use cases user that is opened opencode at certain directory will
+      // conduct a file search in this direcotry, it could be switched later but
+      // mostly always we will need a file picker for cwd
+      // so synchronously start FFF scan for a cwd so it is ready before first toolcall generated
+      yield* search.warm(ctx.directory).pipe(Effect.ignore)
       // Plugin can mutate config so it has to be initialized before anything else.
       yield* plugin.init()
       // Each service self-manages its own slow work via Effect.forkScoped against
@@ -58,6 +70,7 @@ export const defaultLayer: Layer.Layer<Service> = layer.pipe(
     Plugin.defaultLayer,
     Project.defaultLayer,
     Reference.defaultLayer,
+    Search.defaultLayer,
     ShareNext.defaultLayer,
     Snapshot.defaultLayer,
     Vcs.defaultLayer,