add some fields to workflow and activity for the future aggregation functionality.

just a database change, no functionality changes yet, so no additional unit tests either.

atdb/taskdatabase/migrations/0047_activity_storage_location_and_more.py

+# Generated by Django 5.0 on 2024-07-16 11:08
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('taskdatabase', '0046_rename_is_combined_activity_is_aggregated_and_more'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='activity',
+            name='storage_location',
+            field=models.CharField(blank=True, default='unknown', max_length=250, null=True),
+        ),
+        migrations.AddField(
+            model_name='workflow',
+            name='aggregation_script',
+            field=models.CharField(blank=True, max_length=100, null=True),
+        ),
+        migrations.AddField(
+            model_name='workflow',
+            name='aggregation_strategy',
+            field=models.CharField(choices=[('none', 'none'), ('wait_for_summary_task', 'wait_for_summary_task'), ('collect_h5', 'collect_h5')], default='none', max_length=50),
+        ),
+        migrations.AddField(
+            model_name='workflow',
+            name='quality_thresholds',
+            field=models.CharField(blank=True, max_length=50, null=True),
+        ),
+    ]