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

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

packages/opencode/test/tool/write.test.ts

@@ -5,7 +5,7 @@ import fs from "fs/promises"
 import { WriteTool } from "../../src/tool/write"
 import { LSP } from "@/lsp/lsp"
 import { AppFileSystem } from "@opencode-ai/core/filesystem"
-import { Bus } from "../../src/bus"
+import { EventV2Bridge } from "../../src/event-v2-bridge"
 import { Format } from "../../src/format"
 import { Truncate } from "@/tool/truncate"
 import { Tool } from "@/tool/tool"
@@ -34,7 +34,7 @@ const it = testEffect(
   Layer.mergeAll(
     LSP.defaultLayer,
     AppFileSystem.defaultLayer,
-    Bus.layer,
+    EventV2Bridge.defaultLayer,
     Format.defaultLayer,
     CrossSpawnSpawner.defaultLayer,
     Truncate.defaultLayer,