Can you provide a tutorial of adding new ships/equipments to the DB?

[KanaHayama]

Including the size of images and data manager introduction

[Diablohu]

https://github.com/TeamFleet/WhoCallsTheFleet-DataManager

This is the tool I'm using to update and manage these data files. But it's not easy to use and only in Chinese. The reason I'm still using this tool is that I wrote it and I used to it