fix(test): align trigger harness config types

src/auto-reply/reply.triggers.trigger-handling.test-harness.ts

@@ -1,5 +1,6 @@
 import { join } from "node:path";
 import { afterEach, expect, vi } from "vitest";
+import type { OpenClawConfig } from "../config/config.js";
 import { withTempHome as withTempHomeBase } from "../../test/helpers/temp-home.js";
 
 // Avoid exporting vitest mock types (TS2742 under pnpm + d.ts emit).
@@ -116,11 +117,11 @@ export async function withTempHome<T>(fn: (home: string) => Promise<T>): Promise
   );
 }
 
-export function makeCfg(home: string) {
+export function makeCfg(home: string): OpenClawConfig {
   return {
     agents: {
       defaults: {
-        model: "anthropic/claude-opus-4-5",
+        model: { primary: "anthropic/claude-opus-4-5" },
         workspace: join(home, "openclaw"),
       },
     },
@@ -130,7 +131,7 @@ export function makeCfg(home: string) {
       },
     },
     session: { store: join(home, "sessions.json") },
-  };
+  } as OpenClawConfig;
 }
 
 export async function runGreetingPromptForBareNewOrReset(params: {