A very simple way on Instagram is to schedule posts. There is software to do it. But often I just go online Monday and schedule posts for the week. In between go on and ‘like’ and interact with accounts. (Screen shots showing how).
We’re not good at this, but did find a very cool platform that has some of these capabilities you’re looking for. Take a look at https://www.mymarky.ai/ @yuliya
We use it for another business and it’s powerful and at the very least can allow you to be more consistent with quick batch creation.