thinog

async function run() {
  const delayMs = 1000;
  const startedAt = Date.now();

  console.log("[Workshop] Starting a third-party script not so important 😃");

  if (document.currentScript.defer) {
    await new Promise((resolve) => setTimeout(resolve, delayMs));
  } else {
    const waitUntil = Date.now() + delayMs;

thinog

POST my-index/_update_by_query
{
	"script": {
		// "source" after v5.6, "inline" before
		"source": """
			for (item in ctx._source.nested_items) { 
				for(param in params.new_values) { 
					if (item.category == param.category) { 
						item.description = param.description; 
					}