theming refactor

moved server side for a better page loading experience and less javascript mess

cookbook/migrations/0013_userpreference.py

@@ -0,0 +1,24 @@
+# Generated by Django 3.0.2 on 2020-02-13 22:15
+
+from django.conf import settings
+from django.db import migrations, models
+import django.db.models.deletion
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        migrations.swappable_dependency(settings.AUTH_USER_MODEL),
+        ('cookbook', '0012_auto_20200130_1116'),
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='UserPreference',
+            fields=[
+                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('theme', models.CharField(choices=[('BOOTSTRAP', 'Bootstrap'), ('DARKLY', 'Darkly'), ('FLATLY', 'Flatly')], default='BOOTSTRAP', max_length=128)),
+                ('user', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, to=settings.AUTH_USER_MODEL)),
+            ],
+        ),
+    ]