Good day, I've also looked up similar ways to keep it up and running and found a solution. Source
You will need to install extension manager via Software. (Any of the two are fine)
Once installed, open it and go to browse tab, and look for 'espresso' and install it
Afterwards, you can go to the installed tab and edit the settings for espresso
Once you're done customizing, you might notice a coffee mug icon on the bar. Click on it to activate it, and it will keep your PC screen awake until you toggle it off.