fix: update homepage response cache link to use HTML page instead of JSON endpoint

templates/dashboard/index.html

@@ -67,7 +67,7 @@ along with this program.  If not, see <https://www.gnu.org/licenses/>.
     <a href="{{ url_for(request, '/dashboard/autoselect') }}" class="btn">Manage Autoselect</a>
     <a href="{{ url_for(request, '/dashboard/prompts') }}" class="btn">Manage Prompts</a>
     <a href="{{ url_for(request, '/dashboard/rate-limits') }}" class="btn">Rate Limits</a>
-    <a href="{{ url_for(request, '/dashboard/response-cache/stats') }}" class="btn">Response Cache</a>
+    <a href="{{ url_for(request, '/dashboard/response-cache') }}" class="btn">Response Cache</a>
     <a href="{{ url_for(request, '/dashboard/settings') }}" class="btn btn-secondary">Server Settings</a>
 </div>
 {% endblock %}