I don't know if you're asking the right question, to be honest. It sounds like you want to strike out on your own without having worked in a formal job doing software development long term.
As long as you know what parts go into what you want to do, you'll be fine. You're always going to have growing pains regardless of your background, so there's no point to fretting about one piece.
Like, yeah, you may not know the ins and outs of making a perfect build pipeline, but do you need that right now? You also likely have never worked in marketing, but do you think you need a marketing job in order to get users for your app? Nah, Google it or hire a firm for that if you need it. If you find you don't like manually building an app and pushing it up somewhere, Google alternatives and figure out about build processes then.
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