Slack Platform(Deno)で外部ライブラリ(npm)をimportするとDeployできなくなる現象について

$ slack --version
Using slack v2.8.0
$ deno --version
deno 1.36.1 (release, x86_64-apple-darwin)
v8 11.6.189.12
typescript 5.1.6

$ slack deploy
error: Uncaught (in promise) TypeError: The module's source code could not be parsed: Expression expected at file:///Users/nakamuloud/ghq/github.com/nakamuloud/awsome-workflow-steps/functions/post_notion.ts:27:41
const client = new n.Client({"auth":});
~
const functionModule = await import(`file://${functionFilePath}`);
                         ^
at async getDefaultExport (https://deno.land/x/deno_slack_hooks@1.1.0/utilities.ts:27:26)
at async readImportedManifestFile (https://deno.land/x/deno_slack_hooks@1.1.0/get_manifest.ts:114:20)
at async getManifest (https://deno.land/x/deno_slack_hooks@1.1.0/get_manifest.ts:30:22)
at async getValidateAndCleanManifest (https://deno.land/x/deno_slack_hooks@1.1.0/get_manifest.ts:129:29)
at async https://deno.land/x/deno_slack_hooks@1.1.0/get_manifest.ts:136:26
Check /Users/nakamuloud/.slack/logs/slack-debug-20230902.log for full error logs

🚫 Unable to get your app manifest details. Please check your manifest file. (invalid_manifest)

Error Details:

1: Command for 'GetManifest' returned an error: exit status 1 (sdk_hook_invocation_failed)
Suggestion: Run `slack doctor` to check that your system dependencies are up-to-date.

import { DefineFunction, Schema, SlackFunction } from "deno-slack-sdk/mod.ts";
import * as n from "npm:@notionhq/client";