Authoritative Write API Roadmap

Planned integration path for LAN Hub and Cloud Workspace deployments.

Under Development

Current Status

GST Billing Pro does not expose a public invoice-write API yet. The current desktop release is still local-first, and cloud continuity is meant for backup snapshots and staged sync workflows rather than live concurrent writes from multiple PCs.

Planned API Direction

The next architecture layer introduces one authoritative writer for all critical mutations. The same contract will power:

Reminder And Messaging Integrations

Email reminder operations are the first live outbound channel. Assisted WhatsApp workflows are available in the app, while official provider-side API automation remains a later expansion item.