- System package dependency note: install `zip` on deployment hosts for release snapshot creation.
## v0.4.0 - 2026-03-12
- Released stable service-managed build of OTB Billing.
- Added working /health styled page and /health.json endpoint.
- Added health backend module for app/server/db/disk/memory status reporting.
- Added .env-based runtime configuration through run_dev.sh shell loading.
- Moved runtime control to systemd via otb_billing.service.
- Confirmed reboot persistence and mintme webfront reachability through LAN bind on port 5050.
- Kept debug off and reloader disabled for stable service operation.

# otb-billing

## v0.3.0 — 2026-03-09

Major operational milestone release.

New Features
------------
- Revenue reporting system
- JSON export for reports
- Batch invoice printing
- Batch CSV export
- Filtered invoice export
- Invoice logo support (PDF + print)
- Business identity settings
- Report frequency selector (monthly / quarterly / yearly)

Infrastructure
--------------
- Improved reporting backend
- Cleaner filter handling
- Settings system extended
- Print layouts stabilized


## v0.3.1 — 2026-03-09

Milestone release.

Features included
-----------------
- Invoice PDF generation
- Invoice email sending
- Settings/config system
- Branding/logo support
- CSV exports
- Filtered invoice export
- Batch PDF ZIP export
- Batch print
- Revenue report
- Revenue JSON export
- Accounting package ZIP export
- Email delivery for reports and accounting package

Notes
-----
- Core billing/export/report workflow is now operational.
- Email logging/audit trail is planned for a future release.


## v0.3.1 — 2026-03-10

Milestone release.

Features included
-----------------
- Invoice PDF generation
- Invoice email sending
- Settings/config system
- Branding/logo support
- CSV exports
- Filtered invoice export
- Batch PDF ZIP export
- Batch print
- Revenue report
- Revenue JSON export
- Accounting package ZIP export
- Email delivery for reports and accounting package
- Email audit logging

Notes
-----
- Core billing/export/report workflow is now operational.
- Email log table records invoice, revenue report, and accounting package sends.


## Installer

From the project root:

```bash
chmod +x install.sh
./install.sh

## Installer

From the project root:

chmod +x install.sh
./install.sh

The installer will install dependencies, configure MariaDB, create the database, and start the service.

## Installer

From the project root:

chmod +x install.sh
./install.sh

The installer will:
- install Python and MariaDB dependencies
- copy the app to the target path
- create a Python virtualenv
- install requirements.txt
- create the database and import schema
- create the systemd service
- start the service