Fix null problems

pkg/customer/admin.go

@@ -275,11 +275,11 @@ func (f *ContactForm) FillFromBooking(ctx context.Context, conn *database.Conn,
 		     , holder_name
 		     , array[]::text[]
 		     , ''
-		     , address
-		     , city
+		     , coalesce(address, '')
+		     , coalesce(city, '')
 		     , ''
-		     , postal_code
-		     , array[country_code::text]
+		     , coalesce(postal_code, '')
+		     , array[coalesce(country_code::text, '')]
 		     , coalesce(email::text, '')
 		     , coalesce(phone::text, '')
 		from booking

web/templates/admin/booking/form.gohtml

@@ -34,7 +34,7 @@
           data-hx-include="this"
           data-hx-target="#booking-form-fields"
           data-hx-replace-url="true"
-            {{- if .URL }} data-hx-put="{{ .URL }}"
+            {{- if .ID }} data-hx-put="{{ .URL }}"
             {{- else }} action="/admin/bookings" method="post"
             {{- end -}}
     >