Add migration files

InvenTree/users/migrations/0001_initial.py

@@ -0,0 +1,31 @@
+# Generated by Django 3.0.7 on 2020-10-03 13:44
+
+from django.db import migrations, models
+import django.db.models.deletion
+
+
+class Migration(migrations.Migration):
+
+    initial = True
+
+    dependencies = [
+        ('auth', '0011_update_proxy_permissions'),
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='RuleSet',
+            fields=[
+                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('name', models.CharField(choices=[('general', 'General'), ('admin', 'Admin'), ('part', 'Parts'), ('stock', 'Stock'), ('build', 'Build Orders'), ('supplier', 'Suppliers'), ('purchase_order', 'Purchase Orders'), ('customer', 'Customers'), ('sales_order', 'Sales Orders')], help_text='Permission set', max_length=50)),
+                ('can_view', models.BooleanField(default=True, help_text='Permission to view items', verbose_name='View')),
+                ('can_add', models.BooleanField(default=False, help_text='Permission to add items', verbose_name='Create')),
+                ('can_change', models.BooleanField(default=False, help_text='Permissions to edit items', verbose_name='Update')),
+                ('can_delete', models.BooleanField(default=False, help_text='Permission to delete items', verbose_name='Delete')),
+                ('group', models.ForeignKey(help_text='Group', on_delete=django.db.models.deletion.CASCADE, related_name='rule_sets', to='auth.Group')),
+            ],
+            options={
+                'unique_together': {('name', 'group')},
+            },
+        ),
+    ]