use SDK before

backend/shop/migrations/0012_wechatpayconfig_apiv3_key_and_more.py

@@ -0,0 +1,33 @@
+# Generated by Django 6.0.1 on 2026-02-06 13:19
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('shop', '0011_alter_esp32config_model_3d_url'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='wechatpayconfig',
+            name='apiv3_key',
+            field=models.CharField(blank=True, max_length=100, null=True, verbose_name='API V3密钥'),
+        ),
+        migrations.AddField(
+            model_name='wechatpayconfig',
+            name='mch_cert_serial_no',
+            field=models.CharField(blank=True, max_length=100, null=True, verbose_name='商户证书序列号'),
+        ),
+        migrations.AddField(
+            model_name='wechatpayconfig',
+            name='mch_private_key',
+            field=models.TextField(blank=True, help_text='apiclient_key.pem 的内容', null=True, verbose_name='商户私钥内容'),
+        ),
+        migrations.AlterField(
+            model_name='wechatpayconfig',
+            name='api_key',
+            field=models.CharField(blank=True, max_length=100, null=True, verbose_name='API密钥(V2 Key)'),
+        ),
+    ]

backend/shop/migrations/0013_order_out_trade_no.py

@@ -0,0 +1,18 @@
+# Generated by Django 6.0.1 on 2026-02-07 09:14
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('shop', '0012_wechatpayconfig_apiv3_key_and_more'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='order',
+            name='out_trade_no',
+            field=models.CharField(blank=True, max_length=100, null=True, verbose_name='商户订单号'),
+        ),
+    ]