• Smart inventory: deducts from driver stock first, then general.
• Distribution history with status filters.
• Unified receipt format across all document types (orders, invoices, tickets).
• Receipts now show tax breakdown, DGT keys, and customer signature line.
• Fixed double tax on VAT-included products.
• Fixed order numbering sequence.
• Runs on Android 7.0+ (Sunmi V2 PRO).
• Ad banners on consultation screens.