v0.1.31 — Policy-Konsolidierung, Geraete-Export nach Gruppe, Gruppen-in-Gruppen

- Policies zusammenfuehren (Settings Catalog -> eine neue Policy, Konfliktaufloesung)
- Geraete-Tab: Gruppen-Filter (Live-Suche) + CSV-Export der angezeigten Liste
- Group Management: bestehende Gruppen als Mitglied hinzufuegen (verschachtelt)
- Fix: Geraete "Invalid Date" (ISO-Normalisierung) + Datums-/Spalten-Sortierung
- Doku (README/CHANGELOG) + Version-Bump 0.1.31

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>

www/index.html

@@ -297,7 +297,7 @@
     <!-- Tab-Leiste -->
     <div class="gex-tab-bar group-mgmt-tabs">
       <button class="gex-tab active" data-tab="export">Mitglieder &amp; Export</button>
-      <button class="gex-tab gex-add-pane" data-tab="add">Benutzer hinzufügen</button>
+      <button class="gex-tab gex-add-pane" data-tab="add">Benutzer | Gruppen hinzufügen</button>
       <button class="gex-tab gex-add-pane" data-tab="import">CSV-Import</button>
       <button class="gex-tab" data-tab="user">Benutzer</button>
     </div>
@@ -386,7 +386,11 @@
 
       <!-- Rechte Spalte: Benutzer hinzufügen -->
       <div class="gex-right hidden" id="gexPaneAdd">
-        <div class="gex-section-title">Benutzer suchen</div>
+        <div class="gex-addmode">
+          <button type="button" class="gex-addmode-btn active" data-addmode="user">Benutzer</button>
+          <button type="button" class="gex-addmode-btn" data-addmode="group">Gruppen</button>
+        </div>
+        <div class="gex-section-title" id="gexAddSearchTitle">Benutzer suchen</div>
         <div class="search-wrap" style="margin-bottom:10px;">
           <svg class="search-ico" width="14" height="14" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2"><circle cx="11" cy="11" r="7"/><path d="M21 21l-4.3-4.3"/></svg>
           <input type="search" id="gexUserSearch" class="input input-search" placeholder="Name, UPN oder E-Mail…" autocomplete="off">
@@ -492,6 +496,17 @@
       <option value="noncompliant">Non-Compliant</option>
       <option value="unknown">Unbekannt</option>
     </select>
+    <div id="devGroupWrap" style="position:relative;">
+      <input type="search" id="devGroupSearch" placeholder="Nach Gruppe filtern…" autocomplete="off"
+        style="height:34px;padding:0 24px 0 10px;border:1px solid var(--hairline);border-radius:6px;background:var(--canvas);color:var(--ink);font-size:12.5px;width:200px;box-sizing:border-box;">
+      <button id="devGroupClear" type="button" title="Gruppen-Filter entfernen" hidden
+        style="position:absolute;right:6px;top:50%;transform:translateY(-50%);background:none;border:none;color:var(--muted);cursor:pointer;font-size:16px;line-height:1;padding:0;">×</button>
+      <div id="devGroupResults" class="dev-group-results hidden"></div>
+    </div>
+    <button id="btnDevExport" class="btn btn-secondary btn-sm" disabled title="Angezeigte Geräte als CSV exportieren">
+      <svg width="13" height="13" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><path d="M21 15v4a2 2 0 0 1-2 2H5a2 2 0 0 1-2-2v-4"/><polyline points="7 10 12 15 17 10"/><line x1="12" y1="15" x2="12" y2="3"/></svg>
+      CSV
+    </button>
   </div>
 
   <div class="dev-layout">
@@ -594,6 +609,10 @@
       <svg width="13" height="13" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><circle cx="12" cy="12" r="3"/><line x1="12" y1="3" x2="12" y2="9"/><line x1="12" y1="15" x2="12" y2="21"/><circle cx="12" cy="3" r="1"/><circle cx="12" cy="21" r="1"/></svg>
       Git-Snapshot
     </button>
+    <button class="btn btn-secondary btn-sm pol-write" id="btnPolConsolidate" disabled title="Ausgewählte Settings-Catalog-Policies zu einer neuen Policy zusammenführen">
+      <svg width="13" height="13" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><path d="M7 3v6a3 3 0 0 0 3 3h4a3 3 0 0 1 3 3v6"/><polyline points="3 7 7 3 11 7"/><polyline points="13 17 17 21 21 17"/></svg>
+      Konsolidieren
+    </button>
     <button class="btn btn-primary btn-sm" id="btnPolExport" disabled title="Ausgewählte Policies als JSON exportieren">
       <svg width="13" height="13" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><path d="M21 15v4a2 2 0 0 1-2 2H5a2 2 0 0 1-2-2v-4"/><polyline points="7 10 12 15 17 10"/><line x1="12" y1="15" x2="12" y2="3"/></svg>
       Export (<span id="polSelCount">0</span>)
@@ -900,6 +919,38 @@
   </div>
 </div>
 
+<!-- MODAL: Policies konsolidieren (Settings Catalog) -->
+<div id="modalPolConsolidate" class="modal hidden">
+  <div class="modal-backdrop" data-close></div>
+  <div class="modal-box modal-lg">
+    <div class="modal-head">
+      <h3>Policies zusammenführen</h3>
+      <button class="modal-close" data-close aria-label="Schließen">×</button>
+    </div>
+    <div class="modal-body">
+      <div class="form-hint" style="margin-bottom:12px;">
+        Die Einstellungen der ausgewählten <b>Settings-Catalog</b>-Policies werden zu
+        <b>einer neuen</b> Policy vereint (Neuanlage — die Originale bleiben unverändert).
+      </div>
+      <div id="polConsSummary" class="pol-cons-summary"></div>
+      <div id="polConsConflicts"></div>
+      <div class="form-group" style="margin-top:12px;">
+        <label class="lbl" for="polConsName">Name der neuen Policy</label>
+        <input type="text" id="polConsName" class="input" placeholder="z. B. Konsolidiert – Defender macOS">
+      </div>
+      <div class="form-group">
+        <label class="lbl" for="polConsDesc">Beschreibung (optional)</label>
+        <input type="text" id="polConsDesc" class="input">
+      </div>
+    </div>
+    <div class="modal-foot">
+      <span id="polConsInfo" class="muted" style="margin-right:auto;"></span>
+      <button class="btn btn-secondary" data-close>Abbrechen</button>
+      <button class="btn btn-primary" id="polConsConfirm" disabled>Zusammenführen</button>
+    </div>
+  </div>
+</div>
+
 <!-- MODAL: Policy-Zuweisung nach Import -->
 <div id="modalPolAssign" class="modal hidden">
   <div class="modal-backdrop" data-close></div>