feat: add AccessToken and ValidAccessToken axum extractors and use them in /api/tsigkey/

templates/user_home.html

@@ -7,7 +7,7 @@
 <h1>User Home</h1>
 {% endif %}
 
-<p>Your user session is <b>{% if is_active %}active{% else %}inactive{% endif %}</b></p>
+<p>Your user session is <b>{% if active %}active{% else %}inactive{% endif %}</b></p>
 
 <p>Request took <b>{{ duration.as_millis() }}</b>ms</p>
 {% endblock content %}