Changelog

3.4.0

Added multi-item sales so one customer transaction can include multiple available inventory devices.
Added an individual sale-price field for every selected device and a live transaction total.
Applied shared customer, payment, fulfillment, warranty, date, and notes to every item in the transaction.
Made multi-item sales atomic so validation or inventory conflicts leave every selected device unchanged.
Retained the single-device sale API for backward compatibility.
Added API coverage for successful multi-item sales and failed-transaction rollback behavior.

Moved automatic-backup scheduling into the Database backups section.
Renamed the control to Enable automatic backups.
Added Every day and Weekly frequencies with a conditional weekday selector.
Replaced the numeric hour field with a clearer local-time selection.
Added last and next automatic-backup status information.
Renamed new scheduled files to automatic-*.db while retaining cleanup compatibility for earlier scheduled-*.db files.
Kept automatic retention isolated from manual, pre-upgrade, and pre-restore backups.

Added returning-customer autocomplete and server-side duplicate safeguards using customer IDs, normalized names, and phone numbers.
Expanded sale correction to include customer, phone, sale date, price, payment method, payment reference, fulfillment, tracking, warranty, and notes.
Added model, payment, fulfillment, warranty-status, and date-range filters.
Added CSV exports for inventory, sales, customers, warranties, and the administrator audit log.
Added configurable daily SQLite backups with local-time scheduling and automatic retention pruning.
Added an Admin diagnostics panel with application and schema versions, Node.js version, database size, data-directory writability, storage capacity, time zone, and backup health.
Prevented duplicate sale submissions while a save is in progress.
Corrected the delivery-exception status value shared by the UI and API.
Expanded API tests for full sale correction, customer reuse, exports, diagnostics, and backup settings.

Added sale fulfillment methods for Shipped, Dropped Off, Installed At, and Meet with context-sensitive fields and validation.
Added UPS, FedEx, USPS, and Other carrier records, optional tracking numbers, official carrier tracking links, and editable delivery status.
Added Admin-managed warranty periods with custom day, month, or year durations, a configurable default, archival, usage protection, and historical sale snapshots.
Added green in-warranty countdowns and red expired indicators to sales, sale details, and customer purchase history.
Added post-sale editing for fulfillment, tracking, delivery status, warranty, and transaction notes.
Kept meetup and drop-off locations separate from permanent customer addresses; only shipping and installation update the customer address.
Cleared fulfillment and warranty data when a sale is voided and its product is restocked.
Improved mobile sign-in and form behavior on iPhone and iPad by preventing focus zoom and horizontal overflow without disabling user zoom.
Added migration safety backups and automated coverage for warranty and fulfillment behavior.

Added an Admin-managed product model catalog.
Added create, rename, archive, reactivate, and safe-delete model actions.
Added available and sold usage counts for every model.
Preserved archived model names throughout inventory, sales, and customer history.
Added automatic pre-migration database backups for upgrades from the fixed model list.
Added responsive, light, and dark theme styling for model management.
Added API and migration regression coverage.
Added a ZimaOS-specific Compose definition with project metadata, persistent storage defaults, and dashboard icon.
Added the canonical container icon URL to the ZimaOS and Unraid templates and installation documentation.
Clarified platform-specific PUID and PGID values for general Docker, Docker Desktop, ZimaOS, and Unraid.
Changed the recommended host WebUI port to 8269 while retaining internal container port 3000.

Corrected fresh-install initialization so inventory, sales, and customers begin empty.