feat: enhance logging and error handling, update HTML templates, and add footer

data/html/error.html

@@ -24,17 +24,7 @@
     </div>
   </div>
 
-  <footer class="powered-by" style="display: flex; align-items: center">
-    <span style="flex: 1"></span>
-    <span>Powered by: <img src="/logo.png" alt="ICSBox" class="footer-logo" /></span>
-    <span style="flex: 1; text-align: right">
-      <a href="/stats" style="
-            color: var(--text-secondary);
-            font-size: 0.8em;
-            text-decoration: none;
-          ">📊 Stats</a>
-    </span>
-  </footer>
+  {{FOOTER}}
 </body>
 
 </html>