BizCore v1.2 Finance Core

IMPORTANT:
1. Take a full file backup and export the database before updating.
2. Upload this ZIP into /public_html/ceylongemx.online/
3. Extract and overwrite files.
4. Login as Super Admin.
5. Select GMS Infinite Holdings from the company switcher.
6. Open https://ceylongemx.online/update-1.2.php
7. Click Install v1.2 Update.
8. Open Business Units and create the first unit.
9. Open Finance > Accounts and create at least two accounts.
10. Test a small transaction.

Recommended first accounts:
- Main Cash — type Cash — code CASH01
- Main Bank — type Bank — code BANK01
- Sales Income — type Income — code INC01
- General Expenses — type Expense — code EXP01

This release establishes the finance database and basic transaction posting.
Advanced categories, approval workflow, reversals, reconciliation, P&L and cash flow will follow.
