Implement StaticContentWidget

Closes #662 (closed)

aleksis/core/migrations/0037_add_static_content_widget.py

+# Generated by Django 3.2.12 on 2022-02-23 18:03
+
+import ckeditor.fields
+from django.db import migrations, models
+import django.db.models.deletion
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('core', '0036_additionalfields_helptext_required'),
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='StaticContentWidget',
+            fields=[
+                ('dashboardwidget_ptr', models.OneToOneField(auto_created=True, on_delete=django.db.models.deletion.CASCADE, parent_link=True, primary_key=True, serialize=False, to='core.dashboardwidget')),
+                ('content', ckeditor.fields.RichTextField(verbose_name='Content')),
+            ],
+            options={
+                'verbose_name': 'Static content widget',
+                'verbose_name_plural': 'Static content widgets',
+            },
+            bases=('core.dashboardwidget',),
+        ),
+    ]