fix: migration hostnames hub point->tiret + bouton repli sidebar

app/templates/index.html

@@ -3,11 +3,18 @@
 {% block content %}
 <div class="hub-shell">
   <!-- Sidebar / Workspace Switcher -->
-  <aside class="hub-sidebar">
+  <aside id="hub-sidebar" class="hub-sidebar">
     <div class="hub-brand">
-      <div class="hub-logo-icon">H</div>
-      <div class="hub-brand-text">Hermes Hub</div>
-      <div class="hub-brand-badge">v1.0</div>
+      <div class="hub-brand-left">
+        <div class="hub-logo-icon">H</div>
+        <div class="hub-brand-text">Hermes Hub</div>
+        <div class="hub-brand-badge">v1.0</div>
+      </div>
+      <button id="btn-toggle-sidebar" class="hub-collapse-btn" type="button" aria-label="Replier la barre latérale" title="Replier la barre latérale">
+        <svg class="hub-collapse-icon" width="16" height="16" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2.2" stroke-linecap="round" stroke-linejoin="round">
+          <polyline points="15 18 9 12 15 6"></polyline>
+        </svg>
+      </button>
     </div>
 
     <div class="hub-nav-section">Univers Hermes</div>
@@ -22,6 +29,7 @@
           data-scope="{{ u.scope }}"
           data-tagline="{{ u.tagline }}"
           data-supports-files="{{ 'true' if u.supports_files else 'false' }}"
+          title="{{ u.name }} — {{ u.tagline }}"
           style="--item-accent: var({{ u.accent_token }});"
         >
           <div class="hub-universe-avatar">
@@ -39,11 +47,11 @@
 
     <!-- Sidebar Tools Footer -->
     <div class="hub-sidebar-footer">
-      <button id="btn-edit-persona" class="hub-tool-btn" type="button">
+      <button id="btn-edit-persona" class="hub-tool-btn" type="button" title="Personnalité & Ton">
         <span>⚙️</span>
         <span>Personnalité & Ton</span>
       </button>
-      <button id="btn-clone-universe" class="hub-tool-btn" type="button">
+      <button id="btn-clone-universe" class="hub-tool-btn" type="button" title="Cloner ce profil">
         <span>🧬</span>
         <span>Cloner ce profil</span>
       </button>