make logentry.description field larger

add workflow.prefetch field

atdb/taskdatabase/migrations/0021_auto_20230331_1151.py

+# Generated by Django 3.1.4 on 2023-03-31 09:51
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('taskdatabase', '0020_auto_20230327_1029'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='workflow',
+            name='prefetch',
+            field=models.BooleanField(default=True, null=True),
+        ),
+        migrations.AlterField(
+            model_name='logentry',
+            name='description',
+            field=models.CharField(blank=True, max_length=255, null=True),
+        ),
+    ]