All files for deployment ready and tested - further development in this repo.

rollen/admin.py

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+
+from django.contrib import admin
+from nested_admin import NestedStackedInline, NestedModelAdmin, NestedTabularInline
+from django import forms
+from .models import Rolle, RollenBeschreibung
+
+class RollenBeschreibungInline(NestedStackedInline):
+    model = RollenBeschreibung
+    extra = 0
+    sortable_field_name = "order"
+    ordering = ("order",)
+    show_change_link = True
+
+
+@admin.register(Rolle)
+class RollenAdmin(NestedModelAdmin):
+    search_fields = ('name',)
+    ordering = ('name',)
+    inlines = [RollenBeschreibungInline]

rollen/apps.py

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+from django.apps import AppConfig
+
+
+class RollenConfig(AppConfig):
+    default_auto_field = 'django.db.models.BigAutoField'
+    name = 'rollen'

rollen/migrations/0001_initial.py

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+# Generated by Django 5.2.5 on 2025-09-05 08:36
+
+import django.db.models.deletion
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    initial = True
+
+    dependencies = [
+        ('abschnitte', '0001_initial'),
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='Rolle',
+            fields=[
+                ('name', models.CharField(max_length=100, primary_key=True, serialize=False)),
+            ],
+            options={
+                'verbose_name_plural': 'Rollen',
+            },
+        ),
+        migrations.CreateModel(
+            name='RollenBeschreibung',
+            fields=[
+                ('id', models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('inhalt', models.TextField(blank=True, null=True)),
+                ('order', models.PositiveIntegerField(default=0)),
+                ('abschnitt', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, to='rollen.rolle')),
+                ('abschnitttyp', models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.PROTECT, to='abschnitte.abschnitttyp')),
+            ],
+            options={
+                'verbose_name': 'Rollenbeschreibungs-Abschnitt',
+                'verbose_name_plural': 'Rollenbeschreibung',
+            },
+        ),
+    ]

rollen/models.py

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+from django.db import models
+from abschnitte.models import Textabschnitt
+
+# Create your models here.
+class Rolle(models.Model):
+    name = models.CharField(max_length=100, primary_key=True)
+
+    def __str__(self):
+        return self.name
+    class Meta:
+        verbose_name_plural="Rollen"
+
+class RollenBeschreibung(Textabschnitt):
+    abschnitt=models.ForeignKey(Rolle,on_delete=models.CASCADE)
+    class Meta:
+        verbose_name_plural="Rollenbeschreibung"
+        verbose_name="Rollenbeschreibungs-Abschnitt"

rollen/tests.py

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+from django.test import TestCase
+
+# Create your tests here.

rollen/views.py

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+from django.shortcuts import render
+
+# Create your views here.