Update README.md

README.md

@@ -4,10 +4,50 @@ emoji: 📊
 colorFrom: red
 colorTo: red
 sdk: gradio
-sdk_version: 6.6.0
+sdk_version: "6.6.0"
 app_file: app.py
 pinned: false
 license: mit
+short_description: AI academic tools with SQLite database & user authentication
+tags:
+  - education
+  - students
+  - essay
+  - pdf
+  - quiz
+  - translation
+  - urdu
+  - authentication
+  - database
+  - sqlite
 ---
 
-Check out the configuration reference at https://huggingface.co/docs/hub/spaces-config-reference
+# 🎓 Student AI Suite
+
+**AI-powered academic platform with persistent user database**
+
+A complete student productivity suite featuring essay generation, PDF summarization, smart quizzes, and Urdu translation — all with secure user accounts and persistent data storage.
+
+---
+
+## 🗄️ Database Features
+
+| Feature | Technology | Description |
+|---------|-----------|-------------|
+| **SQLite Database** | `sqlite3` | Persistent local storage |
+| **User Accounts** | SHA-256 + Salt | Secure password hashing |
+| **Sessions** | Token-based | 24-hour secure sessions |
+| **Activity Logging** | Analytics-ready | Track usage (optional) |
+| **Preferences** | Per-user | Default settings storage |
+
+---
+
+## 📊 Database Schema
+
+### Tables
+
+```sql
+users              # User accounts & profiles
+sessions           # Active login sessions  
+activity_logs      # Usage analytics (optional)
+user_preferences   # Personal default settings