测试delivery接单后数据获取链路，解决订单地址获取异常bug

mall_sql/migrations/20260528_diagnose_address.sql

@@ -0,0 +1,30 @@
+-- ============================================
+-- 诊断：查看订单的地址数据
+-- ============================================
+
+-- 查看 ec_care_tasks 中这个订单的地址字段（用订单ID替换 'xxx'）
+SELECT 
+    id,
+    task_no,
+    COALESCE(address_snapshot_json::TEXT, 'NULL') AS address_snapshot_json_raw,
+    COALESCE(address_snapshot::TEXT, 'NULL') AS address_snapshot_raw,
+    CASE 
+        WHEN address_snapshot_json IS NULL THEN 'null'
+        WHEN address_snapshot_json = '{}'::jsonb THEN 'empty_object'
+        ELSE 'has_data'
+    END AS json_status,
+    CASE 
+        WHEN address_snapshot IS NULL THEN 'null'
+        WHEN address_snapshot = '{}'::jsonb THEN 'empty_object'
+        ELSE 'has_data'
+    END AS snapshot_status
+FROM public.ec_care_tasks
+WHERE task_no LIKE '%20260528%'  -- 根据订单号调整
+ORDER BY created_at DESC
+LIMIT 5;
+
+-- 直接测试 delivery_build_order_json 对这条数据的输出
+-- SELECT delivery_build_order_json(
+--     (SELECT to_jsonb(t) FROM public.ec_care_tasks t WHERE t.id = '订单UUID'::uuid),
+--     '[]'::jsonb, '[]'::jsonb, '[]'::jsonb, NULL, 'care'
+-- ) ->> 'address' AS test_address;