Split maintenance into host and battery types with separate forms

ups_management/ups_manager/migrations/0004_maintenancerecord_maintenance_type.py

@@ -0,0 +1,18 @@
+# Generated by Django 5.0.6 on 2026-05-18 03:33
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('ups_manager', '0003_alter_upshost_brand'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='maintenancerecord',
+            name='maintenance_type',
+            field=models.CharField(choices=[('host', '主机维修'), ('battery', '电池维修')], default='host', max_length=20, verbose_name='维修类型'),
+        ),
+    ]