Might want to check on this yourselves regarding the licensing agreement you've made with Patreon.
https://jvanstry.blogspot.com/2019/04/the-patreon-licensing-agreement.html?m=1
Good news for you is that so long as the content doesn't actually get hosted on their servers, you're in the clear. If it is on their servers, you've given them a very broad amount of leeway with regards to what they can do with your IP.
Although in another context, it's not entirely different from the terms for SOL itself as I think about it.