Add pagination (Prev/Next with counter) and X-Total-Count header

static/index.html

@@ -242,6 +242,8 @@
     .btn-outline { background: transparent; border: 1.5px solid var(--border); color: var(--text); }
     .btn-danger { background: transparent; border: 1.5px solid var(--red); color: var(--red); }
     .btn-green { background: var(--green); color: #000; }
+    .btn-xs { padding: 6px 12px; font-size: 12px; width: auto; line-height: 1; }
+    .pagination-bar { display: flex; align-items: center; gap: 6px; }
 
     /* ═══════════════════════════════════════════════════════════════════════
        INPUTS
@@ -1070,6 +1072,7 @@
         <button class="btn btn-outline btn-sm import-btn" onclick="showImportView()">📥 Import</button>
       </div>
       <div id="assetList"></div>
+      <div id="pagination" class="pagination-bar" style="display:none;margin-top:8px;"></div>
     </div>
 
     <!-- ── Detail View ──────────────────────────────────────────────────── -->
@@ -1297,6 +1300,8 @@
     // API WRAPPER
     // =========================================================================
     async function api(url, opts = {}) {
+      const returnMeta = opts._returnMeta;
+      delete opts._returnMeta;
       // Auto-attach auth token if available
       if (AppState.authToken) {
         opts.headers = opts.headers || {};
@@ -1314,6 +1319,7 @@
           const detail = (data && data.detail) || text || `HTTP ${res.status}`;
           throw new Error(detail);
         }
+        if (returnMeta) return { data, headers: res.headers };
         return data;
       } catch (e) {
         if (e.name === 'TypeError' && e.message === 'Failed to fetch') {
@@ -3014,6 +3020,9 @@
 
     // ── Filter state ──────────────────────────────────────────────────────
     let assetFilters = { category: null, status: null, make: null, disney_park: null, q: '' };
+    let assetOffset = 0;
+    const ASSET_PAGE_SIZE = 100;
+    let assetTotal = 0;
     let assetDebounce = null;
     let cachedAssets = [];
 
@@ -3053,10 +3062,13 @@
       if (assetFilters.make) params.set('make', assetFilters.make);
       if (assetFilters.q) params.set('q', assetFilters.q);
       if (assetFilters.assigned_to) params.set('assigned_to', assetFilters.assigned_to);
-      params.set('limit', '100');
+      params.set('limit', String(ASSET_PAGE_SIZE));
+      params.set('offset', String(assetOffset));
 
       try {
-        var assets = await api('/api/assets?' + params.toString());
+        var result = await api('/api/assets?' + params.toString(), {_returnMeta: true});
+        var assets = result.data;
+        assetTotal = parseInt(result.headers.get('X-Total-Count')) || assets.length;
         // Client-side filter fallback if server doesn't support assigned_to
         var filtered = assetFilters.assigned_to
           ? assets.filter(function(a) { return a.assigned_to === assetFilters.assigned_to; })
@@ -3066,6 +3078,7 @@
           : filtered;
         renderAssetList(filtered);
         renderFilterPills(assets);
+        renderPagination();
       } catch (e) {
         document.getElementById('assetList').innerHTML =
           '<div class="empty-state">Failed to load assets</div>';
@@ -3138,14 +3151,47 @@
       assetFilters.status = status;
       assetFilters.make = make;
       assetFilters.disney_park = disney_park;
+      assetOffset = 0;
       loadAssets();
     }
 
     function clearAssetSearch() {
       document.getElementById('assetSearch').value = '';
+      assetOffset = 0;
       loadAssets();
     }
 
+    // ── Pagination ──────────────────────────────────────────────────────────
+    function renderPagination() {
+      const el = document.getElementById('pagination');
+      if (assetTotal <= ASSET_PAGE_SIZE) {
+        el.style.display = 'none';
+        return;
+      }
+      el.style.display = 'flex';
+      const current = assetOffset + 1;
+      const end = Math.min(assetOffset + ASSET_PAGE_SIZE, assetTotal);
+      el.innerHTML =
+        '<span style="font-size:12px;color:var(--text2);margin-right:auto;">' +
+        current + '–' + end + ' of ' + assetTotal + '</span>' +
+        '<button class="btn btn-outline btn-xs" onclick="prevPage()" ' + (assetOffset === 0 ? 'disabled' : '') + '>‹ Prev</button>' +
+        '<button class="btn btn-outline btn-xs" onclick="nextPage()" ' + (end >= assetTotal ? 'disabled' : '') + '>Next ›</button>';
+    }
+
+    function prevPage() {
+      if (assetOffset > 0) {
+        assetOffset = Math.max(0, assetOffset - ASSET_PAGE_SIZE);
+        _loadAssets();
+      }
+    }
+
+    function nextPage() {
+      if (assetOffset + ASSET_PAGE_SIZE < assetTotal) {
+        assetOffset += ASSET_PAGE_SIZE;
+        _loadAssets();
+      }
+    }
+
     // ── View switching ────────────────────────────────────────────────────
     function hideAllAssetViews() {
       ['assetsListView','assetsDetailView','assetsEditView','assetsImportView'].forEach(id => {