接入订单结账确认流程

backend/migrations/000002_order_payment_stepwise.sql

@@ -18,3 +18,28 @@ DEALLOCATE PREPARE add_listing_in_transaction_stmt;
 INSERT INTO system_configs (`key`, `value`, description)
 VALUES ('order.pending_payment_timeout_minutes', '15', '订单待支付超时取消分钟数')
 ON DUPLICATE KEY UPDATE `key` = VALUES(`key`);
+
+CREATE TABLE IF NOT EXISTS order_checkouts (
+  id BIGINT UNSIGNED PRIMARY KEY AUTO_INCREMENT,
+  order_id BIGINT UNSIGNED NOT NULL,
+  initiated_by BIGINT UNSIGNED NOT NULL,
+  status VARCHAR(32) NOT NULL DEFAULT 'submitted',
+  rent_amount DECIMAL(12,2) NOT NULL DEFAULT 0.00,
+  deposit_amount DECIMAL(12,2) NOT NULL DEFAULT 0.00,
+  consumable_amount DECIMAL(12,2) NOT NULL DEFAULT 0.00,
+  coin_consumed_m DECIMAL(12,2) NOT NULL DEFAULT 0.00,
+  other_amount DECIMAL(12,2) NOT NULL DEFAULT 0.00,
+  deposit_deduct_amount DECIMAL(12,2) NOT NULL DEFAULT 0.00,
+  renter_refund_amount DECIMAL(12,2) NOT NULL DEFAULT 0.00,
+  owner_income_amount DECIMAL(12,2) NOT NULL DEFAULT 0.00,
+  content TEXT NULL,
+  evidence_urls JSON NULL,
+  owner_adjustment_reason TEXT NULL,
+  owner_adjusted_at DATETIME NULL,
+  renter_confirmed_at DATETIME NULL,
+  renter_rejected_at DATETIME NULL,
+  created_at DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP,
+  updated_at DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
+  KEY idx_order_checkouts_order_id (order_id),
+  KEY idx_order_checkouts_status (status)
+) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;