More info here:

http://www.40percent.club/2017/10/gherkin-ml.html

BOM

30 1n4148 diodes
30 Cherry ML switches
1 Pro Micro 5v
2 12pin headers or 1 24pin machined pin wide socket
1 5.2mm SMT switch (RESET) https://lcsc.com/product-detail/Tactile-Switches_5-2mm-5-2mm_C92584.html

How to order PCBs from gerber files

EasyEDA ordering info:

PCB

Gerber: ml.zip

191.7mm Max* 54.8mm Max;
Layers: 2;
PCB Thickness: 1.6mm;
PCB Qty.: 5;
PCB Color: Green;
Surface Finish: HASL;
Copper Weight: 1;
Panelized PCBs: 1

Files released under https://creativecommons.org/licenses/by-nc-sa/4.0/