fix addming manager to link

public/manage_permissions.php

@@ -37,7 +37,7 @@ if ($_SERVER['REQUEST_METHOD'] === 'POST') {
         $email = $_POST['email'] ?? '';
         $newRole = $_POST['role_to_set'] ?? '';
         
-        if ($email && in_array($newRole, ['admin', 'superadmin'])) {
+        if ($email && in_array($newRole, ['admin', 'superadmin', 'manager'])) {
             // Update user role
             $stmt = $pdo->prepare("UPDATE users SET role = :role WHERE email = :email");
             $success = $stmt->execute([':role' => $newRole, ':email' => $email]);
@@ -73,7 +73,7 @@ if ($_SERVER['REQUEST_METHOD'] === 'POST') {
 }
 
 // Fetch Admins and SuperAdmins
-$stmt = $pdo->query("SELECT * FROM users WHERE role IN ('admin', 'superadmin') ORDER BY role DESC, email ASC");
+$stmt = $pdo->query("SELECT * FROM users WHERE LOWER(TRIM(role)) IN ('admin', 'superadmin', 'manager') ORDER BY role DESC, email ASC");
 $admins = $stmt->fetchAll(PDO::FETCH_ASSOC);
 
 // Fetch All Users for Dropdown
@@ -134,6 +134,7 @@ $allUsers = $stmt->fetchAll(PDO::FETCH_COLUMN);
         }
         .role-superadmin { background: #6f42c1; color: white; }
         .role-admin { background: #28a745; color: white; }
+        .role-manager { background: #17a2b8; color: white; }
         
         .btn-remove {
             background: #dc3545;
@@ -186,6 +187,7 @@ $allUsers = $stmt->fetchAll(PDO::FETCH_COLUMN);
                 
                 <label for="role">Role:</label>
                 <select name="role_to_set" id="role" required>
+                    <option value="manager">Manager</option>
                     <option value="admin">Admin</option>
                     <option value="superadmin">SuperAdmin</option>
                 </select>