Added admin dashboard, refactored user dashboard. Removed old reviews route.

templates/review/show.html.twig

@@ -1,7 +1,7 @@
 {% extends 'base.html.twig' %}
 {% block title %}{{ review.title }}{% endblock %}
 {% block body %}
-  <p><a href="{{ path('review_index') }}">← Back</a></p>
+  <p><a href="{{ path('account_dashboard') }}">← Back to dashboard</a></p>
   <h1 class="h4">{{ review.title }} <span class="text-secondary">(Rating {{ review.rating }}/10)</span></h1>
   <p class="text-secondary">
     {{ review.album.name }} — {{ review.album.artists|join(', ') }}