fix(ci): avoid vitest TDZ in shared mocks

src/slack/monitor/slash.command-arg-menus.test.ts

@@ -1,8 +1,42 @@
-import { describe, expect, it, vi } from "vitest";
+import { beforeEach, describe, expect, it, vi } from "vitest";
 import { registerSlackMonitorSlashCommands } from "./slash.js";
-import { getDispatchMock } from "./slash.test-mocks.js";
 
-const dispatchMock = getDispatchMock();
+const dispatchMock = vi.fn();
+const readAllowFromStoreMock = vi.fn();
+const upsertPairingRequestMock = vi.fn();
+const resolveAgentRouteMock = vi.fn();
+
+vi.mock("../../auto-reply/reply/provider-dispatcher.js", () => ({
+  dispatchReplyWithDispatcher: (...args: unknown[]) => dispatchMock(...args),
+}));
+
+vi.mock("../../pairing/pairing-store.js", () => ({
+  readChannelAllowFromStore: (...args: unknown[]) => readAllowFromStoreMock(...args),
+  upsertChannelPairingRequest: (...args: unknown[]) => upsertPairingRequestMock(...args),
+}));
+
+vi.mock("../../routing/resolve-route.js", () => ({
+  resolveAgentRoute: (...args: unknown[]) => resolveAgentRouteMock(...args),
+}));
+
+vi.mock("../../agents/identity.js", async (importOriginal) => {
+  const actual = await importOriginal<typeof import("../../agents/identity.js")>();
+  return {
+    ...actual,
+    resolveEffectiveMessagesConfig: () => ({ responsePrefix: "" }),
+  };
+});
+
+beforeEach(() => {
+  dispatchMock.mockReset().mockResolvedValue({ counts: { final: 1, tool: 0, block: 0 } });
+  readAllowFromStoreMock.mockReset().mockResolvedValue([]);
+  upsertPairingRequestMock.mockReset().mockResolvedValue({ code: "PAIRCODE", created: true });
+  resolveAgentRouteMock.mockReset().mockReturnValue({
+    agentId: "main",
+    sessionKey: "session:1",
+    accountId: "acct",
+  });
+});
 
 function encodeValue(parts: { command: string; arg: string; value: string; userId: string }) {
   return [