refactor: normalize cli command hints

src/providers/qwen-portal-oauth.ts

@@ -1,4 +1,5 @@
 import type { OAuthCredentials } from "@mariozechner/pi-ai";
+import { formatCliCommand } from "../cli/command-format.js";
 
 const QWEN_OAUTH_BASE_URL = "https://chat.qwen.ai";
 const QWEN_OAUTH_TOKEN_ENDPOINT = `${QWEN_OAUTH_BASE_URL}/api/v1/oauth2/token`;
@@ -28,7 +29,7 @@ export async function refreshQwenPortalCredentials(
     const text = await response.text();
     if (response.status === 400) {
       throw new Error(
-        "Qwen OAuth refresh token expired or invalid. Re-authenticate with `clawdbot models auth login --provider qwen-portal`.",
+        `Qwen OAuth refresh token expired or invalid. Re-authenticate with \`${formatCliCommand("clawdbot models auth login --provider qwen-portal")}\`.`,
       );
     }
     throw new Error(`Qwen OAuth refresh failed: ${text || response.statusText}`);