import-scripts-404-after-update-plus-update-worker.js

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// This worker imports a script that returns 200 on the first request and 404

// on the second request, and a script that is updated every time when

// requesting it.

const params = new URLSearchParams(location.search);

const key = params.get('Key');

const additional_key = params.get('AdditionalKey');

importScripts(`update-worker.py?Key=${key}&Mode=not_found`,

              `update-worker.py?Key=${additional_key}&Mode=normal`);