Schematic diagram for the CaptiveIntraweb Wifi-throwie

My CaptiveIntraweb has been featured on Hackaday and received a lot of attention lately.
Although it could hardly be any simpler, here is the schematic diagram for it:

Here are the components:

• Lithium cell (Rechargeable)
• Battery holder
• 1N4001 diode
• ESP-01 module
• Enclosure: Mine looks a lot like this one. Not sure though.

Here is the link to the original video: https://www.youtube.com/watch?v=fQM-GHY6VJ8

And here the GitHub Repository: https://github.com/reischle/CaptiveIntraweb