Use PostgreSQL backend and add example table

techdb/catops/migrations/0001_initial.py

@@ -0,0 +1,20 @@
+# Generated by Django 5.1.2 on 2024-10-18 09:46
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    initial = True
+
+    dependencies = [
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='Parts',
+            fields=[
+                ('id', models.UUIDField(primary_key=True, serialize=False)),
+            ],
+        ),
+    ]