diff --git a/apps/wpm/migrations/0115_batchst_first_time.py b/apps/wpm/migrations/0115_batchst_first_time.py
new file mode 100644
index 00000000..aef50426
--- /dev/null
+++ b/apps/wpm/migrations/0115_batchst_first_time.py
@@ -0,0 +1,18 @@
+# Generated by Django 3.2.12 on 2025-05-08 08:23
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('wpm', '0114_auto_20250428_1350'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='batchst',
+            name='first_time',
+            field=models.DateTimeField(blank=True, null=True, verbose_name='首次操作时间'),
+        ),
+    ]