feat: new field for SalesItem model

shipment/migrations/0003_salesitem_position_remark.py

@@ -0,0 +1,23 @@
+# Generated by Django 5.2.8 on 2026-01-13 11:07
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('shipment', '0002_salesitem_shipment_nullable'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='salesitem',
+            name='position',
+            field=models.CharField(blank=True, default='', max_length=200, verbose_name='货位'),
+        ),
+        migrations.AddField(
+            model_name='salesitem',
+            name='remark',
+            field=models.CharField(blank=True, default='', max_length=200, verbose_name='备注'),
+        ),
+    ]