Add command for clearing the course cache

server/vbv_lernwelt/course/management/commands/clear_course_cache.py

@@ -0,0 +1,8 @@
+from django.core.management.base import BaseCommand
+from django.core.cache import caches
+
+
+class Command(BaseCommand):
+    def handle(self, *args, **options):
+        self.stdout.write("Clearing course cache")
+        caches["api_page_cache"].clear()