Add withDateSessionMixin for proper timestamp handling and fix models to return empty timestamps array when database tables don't have created_at/updated_at columns. This prevents ORM insert/update errors. Models updated: - Branch, Role, RolePermission, ViewColumn, ViewRole - InventoryAdjustment, InventoryAdjustmentEntry, InventoryTransactionMeta - BillLandedCostEntry, CreditNote, CreditNoteAppliedInvoice, RefundCreditNote - PaymentReceived, SaleInvoice, SaleReceipt, Item, ItemEntry - RefundVendorCredit, VendorCreditAppliedBill - ItemWarehouseQuantity, Warehouse, WarehouseTransfer, WarehouseTransferEntry - Setting, TenantMetadataModel, TenantUser Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
Add searchRoles static property to enable searching items by name and code. This fixes the 500 Internal Server Error when searching items via /api/items?search_keyword=... Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>