get console log to file

counter.sh

count=840
declare -i count
echo "Prepare to launch"
while [[ $count -gt 99 ]]; do
    sleep 1
    echo "$count"
    node tra.js "0"$count
    count=$count-1
done
sleep 1
echo "Lift Off"

merge line.sh

awk 'FNR==2{print;nextfile}' *.txt > output_file

pup.js

const puppeteer = require('puppeteer');
const fs = require('node:fs/promises');
const arg = process.argv.slice(2);
(async () => {
    const browser = await puppeteer.launch({headless: true});
    const page = await browser.newPage()
    let number = arg[0]
    let url ='https://www.thirukkural.net/en/kural/kural-'+number+'.html'
    await page.goto(url, { waitUntil: 'networkidle2' });
    await page.addScriptTag({ path: "jquery-1.9.1.js" })
    // execute standard javascript in the context of the page.
    const previousData =  await page.evaluate(() => {
        let storyArr = [];
        var languages = ["[lang=hi]", "[lang=te]", "[lang=kn]", "[lang=ml]", "[lang=si]", "[lang=zh]", "[lang=ms]", "[lang=ko]", "[lang=ru]", "[lang=fr]", "[lang=de]", "[lang=sv]", "[lang=la]", "[lang=pl]","[lang=ar]"]
        for (var i = 0; i < languages.length; i++) {
            var lines = $(languages[i])[0].innerHTML.split('<br>')
            for (var j = 0; j < lines.length; j++) {
                i == languages.length - 1 ? line = lines[j] : line = lines[j].replace(/(\(.+)\W/i, ' ')                
                if (line.indexOf("span") == -1) storyArr.push(line) 
            }
        }
        return storyArr;
    })
    await fs.writeFile('/Users/devarajns/Downloads/out/'+number+'.txt', previousData.join("\n"), err => {
        if (err) {
            console.error(err);
        } else {
            // file written successfully
        }
    });

    await browser.close()
})();