redesign header

froide_govplan/urls.py

@@ -12,6 +12,7 @@ from .views import (
     about,
     team,
     support,
+    mapview,
 )
 
 app_name = "govplan"
@@ -24,6 +25,7 @@ urlpatterns = [
     path("about", about, name="about"),
     path("team", team, name="team"),
     path("support", support, name="support"),
+    path("mapview", mapview, name="mapview"),
     path(
         pgettext_lazy("url part", "<slug:gov>/plan/<slug:plan>/"),
         GovPlanDetailView.as_view(),