将文件夹命名从拼音改为英文，整理了一些代码，将导入语句迁移到了头部

users/migrations/0006_alter_officialaccountuser_unionid.py

@@ -0,0 +1,18 @@
+# Generated by Django 4.2.27 on 2026-02-07 22:45
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('yonghu', '0005_officialaccountuser_usermain_unionid'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='officialaccountuser',
+            name='unionid',
+            field=models.CharField(db_index=True, max_length=64, null=True, verbose_name='UnionID'),
+        ),
+    ]