How to make DIY ESPboy?

80 is good? It’s all I can find. will this screen work? https://www.amazon.ca/Display-ST7735S-Resolution-Peripheral-Interface/dp/B092LKQCXB/ref=sr_1_10?crid=3KQX6QFZ82ZP9&keywords=1.44"+TFT+color+lcd+128x128&qid=1641764632&sprefix=1+44+tft+color+lcd+128x128%2Caps%2C91&sr=8-10 Also, how do I add rgb and screen fading to the espboy diy? In this picture, how to connect buttons, im confusded?
imagedo I need to power it with 3.7v or 5v?