Update README.md

Add features and screenshots of the app

Author: m-1226

README.md

@@ -1,6 +1,21 @@
 # NotesHub
 
-Notes app made using Flutter with Hive.
+**Notes app made using Flutter with Hive**
+
+## Features 
+- ✍️ Craft & Revise Notes Easily: Create and adjust your thoughts with simplicity.
+- 🔍 Rapid Search: Quickly locate your notes using the robust search function.
+- ⌚️ Timestamps: Every note is marked with its creation date and time.
+
+## Screenshots
+![NotesView](https://github.com/m-1226/NotesHub/assets/64734981/4fc54256-63db-4cf7-8190-026f9b91923f) ![EditNoteView](https://github.com/m-1226/NotesHub/assets/64734981/6537c6f6-e499-4118-9a8a-e372c40cee34) ![SearchNoteView](https://github.com/m-1226/NotesHub/assets/64734981/8cba4571-1a35-42d3-91d6-9275aaf84fa7)
+
+
+
+
+![slide_delete](https://github.com/m-1226/NotesHub/assets/64734981/9258914b-b777-4ab9-a9ff-3f0b59dd6367) ![slide_edit](https://github.com/m-1226/NotesHub/assets/64734981/bc9453f4-9469-46aa-8175-9f0a0260b792)
+
+
+
+
 
-### Features 
- -