code: def approve_announcement_view(request, req_id):
      
      req = get_object_or_404(AnnouncementRequest, id=req_id)
  
      requested_teachers = req.teachers_requested.all()
      logger.debug(requested_teachers)
      if request.user not in requested_teachers:
          messages.error(request, "You do not have permission to approve this announcement.")
          return redirect("index")
  
      if request.method == "POST":
          form = AnnouncementRequestForm(request.POST, instance=req)
          if form.is_valid():
              obj = form.save(commit=True)
              # SAFE HTML
              obj.content = safe_html(obj.content)
              obj.save()
              if "approve" in request.POST:
                  obj.teachers_approved.add(request.user)
                  obj.save()
                  if not obj.admin_email_sent:
                      if settings.SEND_ANNOUNCEMENT_APPROVAL:
                          admin_request_announcement_email(request, form, obj)
                      obj.admin_email_sent = True
                      obj.save()
  
                  return redirect("approve_announcement_success")
              else:
                  obj.save()
                  return redirect("approve_announcement_reject")
  
      form = AnnouncementRequestForm(instance=req)
      context = {"form": form, "req": req, "admin_approve": False}
      return render(request, "announcements/approve.html", context)
docs: The approve announcement page. Teachers will be linked to this page from an email.
  
      req_id: The ID of the AnnouncementRequest