keep aggregator_association app minimally, add delete migration

Author: hasan7n

server/aggregator_association/__init__.py

@@ -0,0 +1,6 @@
+from django.apps import AppConfig
+
+
+class AggregatorAssociationConfig(AppConfig):
+    default_auto_field = 'django.db.models.BigAutoField'
+    name = 'aggregator_association'

server/aggregator_association/apps.py

@@ -0,0 +1,65 @@
+# Generated by Django 4.2.11 on 2024-04-29 13:21
+
+from django.conf import settings
+from django.db import migrations, models
+import django.db.models.deletion
+
+
+class Migration(migrations.Migration):
+
+    initial = True
+
+    dependencies = [
+        ("aggregator", "0001_initial"),
+        migrations.swappable_dependency(settings.AUTH_USER_MODEL),
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name="ExperimentAggregator",
+            fields=[
+                (
+                    "id",
+                    models.BigAutoField(
+                        auto_created=True,
+                        primary_key=True,
+                        serialize=False,
+                        verbose_name="ID",
+                    ),
+                ),
+                ("metadata", models.JSONField(default=dict)),
+                (
+                    "approval_status",
+                    models.CharField(
+                        choices=[
+                            ("PENDING", "PENDING"),
+                            ("APPROVED", "APPROVED"),
+                            ("REJECTED", "REJECTED"),
+                        ],
+                        default="PENDING",
+                        max_length=100,
+                    ),
+                ),
+                ("approved_at", models.DateTimeField(blank=True, null=True)),
+                ("created_at", models.DateTimeField(auto_now_add=True)),
+                ("modified_at", models.DateTimeField(auto_now=True)),
+                (
+                    "aggregator",
+                    models.ForeignKey(
+                        on_delete=django.db.models.deletion.PROTECT,
+                        to="aggregator.aggregator",
+                    ),
+                ),
+                (
+                    "initiated_by",
+                    models.ForeignKey(
+                        on_delete=django.db.models.deletion.PROTECT,
+                        to=settings.AUTH_USER_MODEL,
+                    ),
+                ),
+            ],
+            options={
+                "ordering": ["created_at"],
+            },
+        ),
+    ]

server/aggregator_association/migrations/0001_initial.py

@@ -0,0 +1,25 @@
+# Generated by Django 4.2.11 on 2024-04-29 13:21
+
+from django.db import migrations, models
+import django.db.models.deletion
+
+
+class Migration(migrations.Migration):
+
+    initial = True
+
+    dependencies = [
+        ("training", "0001_initial"),
+        ("aggregator_association", "0001_initial"),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name="experimentaggregator",
+            name="training_exp",
+            field=models.ForeignKey(
+                on_delete=django.db.models.deletion.CASCADE,
+                to="training.trainingexperiment",
+            ),
+        ),
+    ]

server/aggregator_association/migrations/0002_initial.py

@@ -0,0 +1,16 @@
+# Generated by Django 4.2.23 on 2026-03-15 20:12
+
+from django.db import migrations
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('aggregator_association', '0002_initial'),
+    ]
+
+    operations = [
+        migrations.DeleteModel(
+            name='ExperimentAggregator',
+        ),
+    ]

server/aggregator_association/migrations/0003_delete_experimentaggregator.py

@@ -110,6 +110,7 @@
     "aggregator",
     "ca",
     "traindataset_association",
+    "aggregator_association",
     "ca_association",
     "trainingevent",
     "rest_framework",