old_contents: from django.urls import re_path
  
  from kitsune.landings import views
  from kitsune.sumo.views import redirect_to
  
  urlpatterns = [
      re_path(r"^$", views.home, name="home"),
      # Redirect from old home re_path /home to new home /
      re_path(r"^home$", redirect_to, {"re_path": "home"}, name="old_home"),
      re_path(r"^topics/hot$", redirect_to, {"re_path": "products"}, name="hot_topics"),
      # Redirect from old mobile URL to new one.
      re_path(
          r"^mobile$",
          redirect_to,
          {"re_path": "products.product", "slug": "mobile"},
          name="home.mobile",
      ),
      # A static page for downloading FirefoxIntegrityCheck.exe
      re_path(
          r"^download-firefox-integrity-check$",
          views.integrity_check,
          name="download.integrity-check",
      ),
      re_path(
          r"^get-involved/questions$",
          views.get_involved_questions,
          name="landings.get_involved_questions",
      ),
      re_path(r"^get-involved/kb$", views.get_involved_kb, name="landings.get_involved_kb"),
      re_path(r"^get-involved/l10n$", views.get_involved_l10n, name="landings.get_involved_l10n"),
      re_path(r"^get-involved$", views.get_involved, name="landings.get_involved"),
  ]
  
new_contents: from django.urls import re_path
  
  from kitsune.landings import views
  from kitsune.sumo.views import redirect_to
  
  urlpatterns = [
      re_path(r"^$", views.home, name="home"),
      # Redirect from old home re_path /home to new home /
      re_path(r"^home$", redirect_to, {"url": "home"}, name="old_home"),
      re_path(r"^topics/hot$", redirect_to, {"url": "products"}, name="hot_topics"),
      # Redirect from old mobile URL to new one.
      re_path(
          r"^mobile$",
          redirect_to,
          {"url": "products.product", "slug": "mobile"},
          name="home.mobile",
      ),
      # A static page for downloading FirefoxIntegrityCheck.exe
      re_path(
          r"^download-firefox-integrity-check$",
          views.integrity_check,
          name="download.integrity-check",
      ),
      re_path(
          r"^get-involved/questions$",
          views.get_involved_questions,
          name="landings.get_involved_questions",
      ),
      re_path(r"^get-involved/kb$", views.get_involved_kb, name="landings.get_involved_kb"),
      re_path(r"^get-involved/l10n$", views.get_involved_l10n, name="landings.get_involved_l10n"),
      re_path(r"^get-involved$", views.get_involved, name="landings.get_involved"),
  ]
  
subject: Fix broken urls