add migration files

installations/migrations/0007_installationreport_meter_model.py

@@ -0,0 +1,24 @@
+# Generated by Django 5.2.5 on 2025-10-07 06:50
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ("installations", "0006_alter_installationreport_exploitation_license_number"),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name="installationreport",
+            name="meter_model",
+            field=models.CharField(
+                blank=True,
+                choices=[("A", "A"), ("B", "B")],
+                max_length=20,
+                null=True,
+                verbose_name="مدل کنتور",
+            ),
+        ),
+    ]