🐛 Fix unexpected exception on rendering feedback email

Looks like a bug on selmer library

backend/resources/app/email/feedback/en.txt

@@ -1,7 +1,8 @@
 From: {{profile.fullname}} <{{profile.email}}> / {{profile.id}}
 Subject: {{feedback-subject}}
 Type: {{feedback-type}}
-{%- if feedback-error-href %}
+
+{% if feedback-error-href %}
 HREF: {{feedback-error-href}}
 {% endif -%}
 

backend/src/app/util/template.clj

@@ -9,7 +9,7 @@
    [app.common.exceptions :as ex]
    [selmer.parser :as sp]))
 
-(sp/cache-off!)
+;; (sp/cache-off!)
 
 (defn render
   [path context]