[collector] ensure endpoint only accepts POST requests

collector/views.py

@@ -6,6 +6,7 @@ from django.db.models import QuerySet
 from django.http import HttpRequest, HttpResponse, HttpResponseRedirect
 from django.urls import reverse
 from django.views import generic
+from django.views.decorators.http import require_http_methods
 
 from .models import Teil
 
@@ -44,6 +45,7 @@ class DetailView(generic.DetailView):
         return context
 
 
+@require_http_methods(["POST"])
 def enter(request: HttpRequest) -> HttpResponse:
     try:
         with transaction.atomic():