Update README.md with project overview and contribution guidelines

Author: sajjadmrx

README.md

@@ -1 +1,16 @@
-soon
+# Widgetify Landing Page
+A simple landing page for Widgetify.
+
+> https://widgetify.ir/
+
+## Contributing
+1. Fork the repository
+2. Clone the repository
+3. Create a new branch (e.g. `git checkout -b feature/awesome-feature`)
+4. Install dependencies (e.g. `bun install`)
+5. Run (e.g. `bun dev`)
+6. Make changes
+7. Commit changes (e.g. `git commit -am 'Add awesome feature'`)
+8. Push to the branch (e.g. `git push origin feature/awesome-feature`)
+9. Create a new Pull Request
+10. Wait for approval :)