chore: initialize public repository

app/templates/partials/version_badge.html

@@ -0,0 +1,5 @@
+{% if user and user.role == 'admin' %}
+  <span class="admin-version-badge" aria-label="Version {{ app_version }}{% if app_env != 'production' %} {{ app_env|capitalize }}{% endif %}">
+    v{{ app_version }}{% if app_env != 'production' %} {{ app_env|capitalize }}{% endif %}
+  </span>
+{% endif %}