Single T-Shirt Printify Setup

I need someone to jump into my Printify account and take one job all the way to the finish line: publish a single T-shirt. The design work is completely done—I already have a high-resolution PNG ready to upload—so your focus is the technical setup inside Printify... (Budget: $30 - $250 USD, Jobs: Digital Marketing, Photoshop, SEO, T-Shirts)