You can see and read the initial steps first, before starting to make a Bitcoin casino.
Before becoming an online gambling partner, all you need to do is find a master partner or the owner of the largest and most trusted online gambling site in this forum, the master or owner can be your guidance as long as you are a partner, and then what you need to do and prepare is capital, the goal is that you can create a paid website and at the same time for bonuses and buy games that are entered into your website, the bottom line: you need to know in advance the masters of online gambling partners and the owners of the largest online gambling sites.