docs: rewrite README file

README.md

@@ -1,14 +1,73 @@
-# Embroidery Viewer
+# 🧵 Embroidery Viewer
 
 ![Logo](/logo.webp)
 
 ![Deploy workflow status](https://git.leomurca.xyz/leomurca/embroidery-viewer/actions/workflows/deploy.yml/badge.svg)
 
-A free online tool to view embroidery files.
-Available at https://embroideryviewer.xyz.
+**The simplest way to preview embroidery files — instantly, in your browser.**
+
+👉 **Try it now:** https://embroideryviewer.xyz
 
 ![Demo](/demo.gif)
 
-Current supported formats: **.pes, .dst, .pec, .jef and .exp**.
+<a href="https://buymeacoffee.com/embroideryviewerxyz">
+  <img src="docs/yellow-button.png" width="200" alt="Alt Text">
+</a>
 
-Inspired by https://github.com/redteam316/html5-embroidery.git.
+---
+
+## ✨ Why Embroidery Viewer?
+
+Working with embroidery files shouldn’t require heavy, expensive software.
+
+Embroidery Viewer was built to solve a simple problem:
+
+> _“I just want to quickly see my design.”_
+
+No installs. No friction. Just drag, drop, and view.
+
+---
+
+## 🚀 Features
+
+- ⚡ **Instant preview** — open files in seconds
+- 🔒 **Private by design** — everything runs in your browser
+- 🧵 **Multiple formats supported**
+- 🖥️ **Works on any device** (desktop, tablet, mobile)
+- 📂 **Batch-friendly** — view multiple files in sequence
+
+---
+
+## 📁 Supported Formats
+
+- `.pes`
+- `.dst`
+- `.pec`
+- `.jef`
+- `.exp`
+
+---
+
+## 🧠 How it works
+
+All processing happens **client-side** using modern web technologies.
+Your files are never uploaded to any server.
+
+---
+
+## 💡 Inspiration
+
+Inspired by:
+https://github.com/redteam316/html5-embroidery.git
+
+---
+
+## ❤️ Support the project
+
+If this tool helped you, consider supporting its development:
+
+- Share it with others
+- Give feedback
+- Or contribute to the project
+
+---