added facatory and view for locations

app/views/schemes/locations.html.erb

@@ -0,0 +1,11 @@
+<% title = @scheme.service_name %>
+<% content_for :title, title %>
+
+<%= govuk_back_link(href: "#{request.referrer}")%>
+
+<%= render partial: "organisations/headings", locals: { main: @scheme.service_name, sub: nil } %>
+
+
+<%= render SubNavigationComponent.new(
+  items: scheme_items(request.path, @scheme.id, @scheme.locations.count),
+) %>

db/seeds.rb

@@ -100,7 +100,7 @@ unless Rails.env.test?
       created_at: Time.zone.now,
     )
 
-    Scheme.create!(
+    scheme = Scheme.create!(
       code: "7XYZ",
       service_name: "Caspermouth Center",
       sensitive: 1,

spec/factories/location.rb

@@ -0,0 +1,7 @@
+FactoryBot.define do
+  factory :location do
+    location_code { Faker::Name.initials(number: 10) }
+    postcode { Faker::Address.postcode }
+    scheme
+  end
+end