deprecate: mark CLI as deprecated, recommend web interface

- Add DEPRECATED notice to minimal_app.py docstring
- Add deprecation warning at startup
- Update README.md to mark CLI as deprecated
- Remove CLI from Quick Start, promote web interface
- Note limited functionality in CLI description

The CLI (minimal_app.py) is now officially deprecated. Users should
use the full-featured web interface (app.py) instead.

README.md

@@ -15,11 +15,10 @@ A simple SQLite-based system for managing tablet lending and returns.
 
 ## Files
 
-- `minimal_app.py` - Interactive command-line application (includes non-loanable device management)
+- `minimal_app.py` - **DEPRECATED** - Interactive command-line application (limited functionality, use `app.py` instead)
 - `test_app.py` - Test script that demonstrates functionality
 - `tablets.db` - SQLite database (created automatically, includes non_loanable_devices table)
-- `simple_app.py` - Web-based version (requires Flask, includes non-loanable device management)
-- `app.py` - Alternative web version (requires Flask, includes non-loanable device management)
+- `app.py` - **Recommended** - Full-featured web version (requires Flask, includes all features)
 
 ## Quick Start
 
@@ -35,18 +34,21 @@ This will:
 - Demonstrate loan and return operations
 - Show the complete workflow
 
-### 2. Run the interactive application
+### 2. Run the web application (Recommended)
 
 ```bash
-python3 minimal_app.py
+python3 app.py
 ```
 
-This provides a menu-driven interface for:
-- Adding tablets
-- Adding users
+This provides a full-featured web interface for:
+- Adding tablets (with notes field)
+- Adding users (with email and phone)
 - Loaning tablets
 - Returning tablets
 - Viewing inventory and loan status
+- User loans view with search
+- Non-loanable devices management
+- Project management with markdown notes
 
 ### 3. Database Structure