BizCore v1.3 Business Unit Engine

1. Take a full backup of BizCore files and export the database.
2. Upload this ZIP to:
   /public_html/ceylongemx.online/
3. Extract and overwrite the included files.
4. Login as Super Admin.
5. Open:
   https://ceylongemx.online/update-1.3.php
6. Click Install v1.3 Update.
7. Select GMS Infinite Holdings from the company dropdown.
8. Use the second dropdown to switch between:
   - All Business Units
   - Main Business
   - Any new business units
9. Open Business Units and add:
   - Elixir Skin Clinic
   - Cashew Trading
   - Web Development
   - Land Deals
   as needed.

Important:
- Selecting All Business Units gives a consolidated company view.
- Selecting one unit filters finance data to that unit.
- Switching company clears the previously selected business unit.
