I found that a lot of people in the FindMyCat Slack were using JLC PCB for their PCB manufacturing needs so I added some manufacturer specific detailed documentation in hopes to make the fabrication of FindMyCat PCB boards little bit smoother. 

Please check the guide here: https://www.findmycat.io/docs/CircuitBoard/JLCPcbManufacturing

Note that this is not sponsored by JLC at all.