JS to delete all files from an archive.org item

delete all files from an archive.org item.js

function searchText(elementType,text){
    var xpath = `//${elementType}[contains(text(),'${text}')]`;
    var matchingElement = document.evaluate(xpath, document, null, XPathResult.FIRST_ORDERED_NODE_TYPE, null).singleNodeValue;
    return matchingElement;
}

function sleep(ms) { // usage: await sleep(4000)
    return new Promise(resolve => setTimeout(resolve, ms));
}

var files = document.querySelectorAll(".x-tree-node-anchor")

async function go(){

    for (let item of files){
        if (item.textContent.includes('Tree Root')
            || item.textContent.includes('xml')
           ){continue}
        item.click();
        await sleep(100);
        //document.querySelector("#ext-gen26").click() // file
        searchText('button','File').click()
        await sleep(700);
        //document.querySelector("#ext-gen459").click() // delete
        searchText('a','Delete Key').click()
        await sleep(300);
        //document.querySelector("#ext-gen531").click() // yes
        searchText('button','Yes').click()

        await sleep(300);

    }

}

go();