Before Writing a Single Line of Code — Planning My Gym App🏋️

Hey fellow devs, 👋 Moving on from AI chaos, this time it's all about learning something new. 💡 What I'm Building I'm building a simple gym schedule app — entirely with the help of Claude. The app lets users set a weekly schedule from Monday to Sunday, with their gym timings, workout split, exercises, reps and sets. Nothing fancy — this is purely a practice project. But the plan is to build it right, not just fast. Since vibe coding is clearly the future, getting comfortable with it early felt like a smart move. 🚀 📊 Sequence Diagrams — What Even Are They? A sequence diagram maps out how different parts of a system interact with each other in a specific order over time. Think of it like a WhatsApp conversation — you can see exactly who said what, to whom, and in what order. Here's the sequence diagram I made for my app: 🧠 How I Actually Built It The first step is identifying your actors — the objects that interact with the system. For my app this was straightforward: The User — inpu