fix: corrige link cacheado do admin-clinics e faz cache_bust

dental-server/package.json

@@ -1,6 +1,6 @@
 {
   "name": "dental-image-server",
-  "version": "2.0.0",
+  "version": "2.0.1",
   "description": "Servidor Socket.IO para receber e processar imagens dentais com interface web",
   "main": "server.js",
   "scripts": {

dental-server/public/index.html

@@ -37,7 +37,7 @@
                 <a href="/reset" class="nav-item" style="color: #dc3545;">
                     <span class="icon">⚠️</span> Zerar Sistema
                 </a>
-                <a href="/admin-clinics.html" class="nav-item">
+                <a href="/admin-clinics" class="nav-item">
                     <span class="icon">🏢</span> Gerenciar Clínicas
                 </a>
                 <a href="#" class="nav-item" onclick="logout(); return false;">