BizCore v2.0 Organization & Employee Management

Install:
1. Backup files and export database.
2. Upload ZIP to /public_html/ceylongemx.online/
3. Extract and overwrite.
4. Login as Super Admin.
5. Open https://ceylongemx.online/update-2.0.php
6. Click Install v2.0 Update.

Test:
- Organization > Employees
- Add an employee
- Open profile
- Assign Infinite Cashew + Finance department + Finance Officer role
- Link a login account only when the employee needs system access

Existing finance, workspace and permission data is preserved.
