I Built and Shipped a $39 macOS App in One Day (Here's How)

Yesterday I had an idea. Today it's on Gumroad making money. Here's exactly how I shipped HiyokoBar — a menu bar HUD for engineers — in a single day. The Idea I was constantly alt-tabbing to check Docker status, GitHub PRs, server health. I wanted something that pushes information to me, not something I have to pull from. Raycast is great but it's Pull-type. You invoke it when you need it. I wanted a HUD that's always there — like a cockpit instrument panel for my Mac. The Unfair Advantage: Code