add static rewrite rules to all the virtual hosts

roles/pagure/upstreamfirst-frontend/templates/0_pagure.conf

@@ -78,6 +78,16 @@ WSGIDaemonProcess paguredocs user=git group=git maximum-requests=1000 display-na
     git-(upload|receive)-pack))$" \
     /usr/libexec/git-core/git-http-backend/$1
 
+  # Configure static files so that a custom theme can override the defaults
+
+  RewriteCond "{{ pagure_theme_static_dir }}/$1" -f
+  RewriteRule "^/static/(.*)" "{{ pagure_theme_static_dir }}/$1" [L]
+
+  # Use the application default theme for files not customized
+
+  RewriteRule "^/static/(.*)" "/usr/lib/python2.7/site-packages/pagure/static/$1" [L]
+
+
   <Location />
    WSGIProcessGroup pagure
    <IfModule mod_authz_core.c>