Add Asset Management app

Assets from purchase invoice lines, straight-line depreciation/amortization with salvage value, disposals, and [Asset Mgmt] sources in Batch GL Entries. Green third workspace with an app access guard.

app/include_sidebar_asset.php

@@ -0,0 +1,94 @@
+<?php
+  $cp = $_SERVER['PHP_SELF'];
+  function asset_active(...$frags) {
+      global $cp;
+      foreach ($frags as $f) { if (str_contains($cp, $f)) return 'active'; }
+      return '';
+  }
+  $asset_show_accounting = in_array($_SESSION['login_app_access'] ?? 'wms', ['all', 'accounting'], true);
+?>
+<!-- SIDEBAR -->
+<aside id="sidebar" class="sidebar overflow-y-auto">
+  <div class="logo-area">
+    <a href="<?php echo $server_url?>asset_dashboard/index.php" class="d-inline-flex">
+      <span class="logo-text">
+        <img src="<?php echo $server_url?>assets/images/logo.png" alt="" height="48"/>
+      </span>
+    </a>
+  </div>
+
+  <ul class="nav flex-column">
+
+    <!-- Main -->
+    <li class="nav-text-space">
+      <small class="nav-text text-muted">Main</small>
+    </li>
+
+    <li>
+      <a class="nav-link <?php echo asset_active('/asset_dashboard/'); ?>" href="<?php echo $server_url?>asset_dashboard/index.php">
+        <i class="ti ti-home"></i>
+        <span class="nav-text">Dashboard</span>
+      </a>
+    </li>
+
+    <!-- Assets -->
+    <li class="nav-text-space">
+      <small class="nav-text text-muted">Assets</small>
+    </li>
+
+    <li>
+      <a class="nav-link <?php echo asset_active('/asset/index', '/asset/manage_asset'); ?>" href="<?php echo $server_url?>asset/index.php">
+        <i class="ti ti-building-warehouse"></i>
+        <span class="nav-text">Asset Register</span>
+      </a>
+    </li>
+
+    <li>
+      <a class="nav-link <?php echo asset_active('/asset/purchase_invoices'); ?>" href="<?php echo $server_url?>asset/purchase_invoices.php">
+        <i class="ti ti-file-invoice"></i>
+        <span class="nav-text">From Purchase Invoices</span>
+      </a>
+    </li>
+
+    <!-- Depreciation -->
+    <li class="nav-text-space">
+      <small class="nav-text text-muted">Depreciation</small>
+    </li>
+
+    <li>
+      <a class="nav-link <?php echo asset_active('/asset/depreciation'); ?>" href="<?php echo $server_url?>asset/depreciation.php">
+        <i class="ti ti-calendar-stats"></i>
+        <span class="nav-text">Depreciation Runs</span>
+      </a>
+    </li>
+
+    <!-- Setup -->
+    <li class="nav-text-space">
+      <small class="nav-text text-muted">Setup</small>
+    </li>
+
+    <li>
+      <a class="nav-link <?php echo asset_active('/asset/categories', '/asset/manage_category'); ?>" href="<?php echo $server_url?>asset/categories.php">
+        <i class="ti ti-category"></i>
+        <span class="nav-text">Asset Categories</span>
+      </a>
+    </li>
+
+    <?php if ($asset_show_accounting): ?>
+    <!-- Accounting -->
+    <li class="nav-text-space">
+      <small class="nav-text text-muted">Accounting</small>
+    </li>
+
+    <li>
+      <a class="nav-link" href="<?php echo $server_url?>accounting/gl_entries.php">
+        <i class="ti ti-stack-2"></i>
+        <span class="nav-text">Batch GL Entries</span>
+      </a>
+    </li>
+    <?php endif; ?>
+
+    <li><br><br><br><br></li>
+
+  </ul>
+</aside>