Use space's theme colour in index

Author: fbacall

app/views/spaces/_space.html.erb

@@ -1,8 +1,9 @@
+<% theme_colour = TeSS::Config.themes[space.theme]&.dig('primary') %>
 <% cache(space, expires_in: 6.hours) do %>
-  <li class="masonry-brick media-item block-item">
-    <%= link_to space, class: 'link-overlay' do %>
-      <%# image_tag get_image_url_for(space), class: "media-image listing_image pull-right" %>
-      <h4 class="mb-2 mt-3">
+  <li class="masonry-brick media-item long">
+    <%= link_to space, class: 'link-overlay', style: (theme_colour ? "border-color: #{theme_colour}" : nil) do %>
+      <%= image_tag get_image_url_for(space), class: "media-image listing_image pull-right" %>
+      <h4 class="mb-2 mt-3" style="<%= theme_colour ? "color: #{theme_colour}" : ''-%>">
         <%= space.title %>
       </h4>