adding thredded forums

app/views/layouts/thredded_layout.haml

@@ -0,0 +1,23 @@
+!!!
+%html
+  %head
+    %meta{:content => "text/html; charset=UTF-8", "http-equiv" => "Content-Type"}/
+    %title
+      Forum  #{yield :thredded_page_title}
+    %meta{:content => "width=device-width, initial-scale=1.0, maximum-scale=1.0, user-scalable=0", :name => "viewport"}/
+    = stylesheet_link_tag "tailwind"
+    = stylesheet_link_tag 'thredded', 'data-turbolinks-track': 'reload'
+    = stylesheet_link_tag "application"
+    = csrf_meta_tag
+    = csp_meta_tag
+    = javascript_include_tag 'thredded',             |
+      async: !Rails.application.config.assets.debug, |
+      defer: true,                                   |
+      'data-turbolinks-track': 'reload'              |
+    = RailsGravatar.prefetch_dns_tag
+    %meta{:content => "width=device-width, initial-scale=1, user-scalable=no", :name => "viewport"}/
+  %body
+    = render "layouts/header"
+    = render "layouts/messages"
+    = yield
+    = render "layouts/footer"