refactor(core): remove infrastructure layer exports (#34624)

packages/core/src/database/database.ts

@@ -19,7 +19,7 @@ export interface Interface {
 
 export class Service extends Context.Service<Service, Interface>()("@opencode/v2/storage/Database") {}
 
-export const layer = Layer.effect(
+const layer = Layer.effect(
   Service,
   Effect.gen(function* () {
     const db = yield* makeDatabase
@@ -54,10 +54,4 @@ export function path() {
   return join(Global.Path.data, `opencode-${InstallationChannel.replace(/[^a-zA-Z0-9._-]/g, "-")}.db`)
 }
 
-export const defaultLayer = Layer.unwrap(
-  Effect.gen(function* () {
-    return layerFromPath(path())
-  }),
-).pipe(Layer.provide(Global.defaultLayer))
-
 export const node = makeGlobalNode({ service: Service, layer: layerFromPath(path()), deps: [] })