Panel/docs/modules/billing.md

Billing

Purpose

Commercial billing, provisioning, invoices, orders, transactions, coupons, and payment gateway integration.

Current Status

• Functional
• Partial / complex

Dependencies

• Payment gateways
• provisioning flow
• server lifecycle and expiration logic
• docs under Panel/modules/billing/docs/

Database Tables

• billing_services
• billing_orders
• billing_invoices
• billing_transactions
• billing_coupons
• billing_config
• billing_paypal_webhook_events
• billing_paypal_errors

Agent Interaction

• indirect through provisioning and server lifecycle

User Workflow

• shop/service purchase
• invoice/payment flow
• renewals
• account/service status

Admin Workflow

• configure payment gateways
• manage coupons and pricing
• inspect invoices/transactions
• manage provisioning behavior

Security Concerns

• payment keys and webhook secrets
• user identity and billing data
• service suspension/expiration behavior

Known Issues

• large and complex module surface
• requires strong testing around provisioning lifecycle

Missing Functionality

• cleaner linkage from billing events to server state
• clearer expiration/suspension docs and UX

Suggested Future Improvements

• simplify provisioning audit
• add clearer service lifecycle feedback
• link billing more directly to support and server monitor

Recommendation

• Keep / Rewrite