feat(order): support balance payment, dynamic marketing coupon recommendation, and quick activity picker

server/src/db/mysql.ts

@@ -120,7 +120,9 @@ export async function initDatabase(): Promise<void> {
       "ALTER TABLE orders ADD COLUMN expert_avatar TEXT AFTER companion_name",
       "ALTER TABLE orders ADD COLUMN service_title VARCHAR(255) DEFAULT '同城陪伴服务' AFTER track",
       "ALTER TABLE orders ADD COLUMN verify_code VARCHAR(8) AFTER location",
-      "ALTER TABLE orders ADD COLUMN remark VARCHAR(255) AFTER verify_code"
+      "ALTER TABLE orders ADD COLUMN remark VARCHAR(255) AFTER verify_code",
+      "ALTER TABLE orders ADD COLUMN pay_type VARCHAR(32) DEFAULT 'WECHAT' AFTER status",
+      "ALTER TABLE orders ADD COLUMN coupon_discount DECIMAL(10,2) DEFAULT 0.00 AFTER amount"
     ];
     for (const colSql of extraOrderCols) {
       try {