feat(id): brand WorkspaceID through Drizzle and Zod schemas (#16964)

packages/opencode/test/tool/question.test.ts

@@ -2,11 +2,11 @@ import { describe, expect, test, spyOn, beforeEach, afterEach } from "bun:test"
 import { z } from "zod"
 import { QuestionTool } from "../../src/tool/question"
 import * as QuestionModule from "../../src/question"
-import { SessionID } from "../../src/session/schema"
+import { SessionID, MessageID } from "../../src/session/schema"
 
 const ctx = {
   sessionID: SessionID.make("ses_test-session"),
-  messageID: "test-message",
+  messageID: MessageID.make("test-message"),
   callID: "test-call",
   agent: "test-agent",
   abort: AbortSignal.any([]),