refactor(core): move database schema ownership (#29068)

Co-authored-by: copilot-swe-agent[bot] <198982749+Copilot@users.noreply.github.com>

packages/opencode/src/effect/bootstrap-runtime.ts

@@ -8,7 +8,6 @@ import { ShareNext } from "@/share/share-next"
 import { File } from "@/file"
 import { Vcs } from "@/project/vcs"
 import { Snapshot } from "@/snapshot"
-import { Bus } from "@/bus"
 import { Config } from "@/config/config"
 import * as Observability from "@opencode-ai/core/effect/observability"
 import { memoMap } from "@opencode-ai/core/effect/memo-map"
@@ -23,7 +22,6 @@ export const BootstrapLayer = Layer.mergeAll(
   FileWatcher.defaultLayer,
   Vcs.defaultLayer,
   Snapshot.defaultLayer,
-  Bus.defaultLayer,
 ).pipe(Layer.provide(Observability.layer))
 
 export const BootstrapRuntime = ManagedRuntime.make(BootstrapLayer, { memoMap })