Feature: Tenant Short Name and Branding Implementation

- Added short_name to Tenant model and controller
- Updated Landlord/Tenant pages (Create, Edit, Show, Index)
- Implemented branding customization (Favicon, Login Copyright, Sidebar Title)
- Updated HandleInertiaRequests to share branding data

resources/js/Pages/Landlord/Tenant/Index.tsx

@@ -16,6 +16,7 @@ import {
 interface Tenant {
     id: string;
     name: string;
+    short_name: string | null;
     email: string | null;
     is_active: boolean;
     created_at: string;
@@ -67,6 +68,9 @@ export default function TenantIndex({ tenants }: Props) {
                                 <th className="px-6 py-3 text-left text-xs font-semibold text-slate-500 uppercase">
                                     名稱
                                 </th>
+                                <th className="px-6 py-3 text-left text-xs font-semibold text-slate-500 uppercase">
+                                    簡稱
+                                </th>
                                 <th className="px-6 py-3 text-left text-xs font-semibold text-slate-500 uppercase">
                                     域名
                                 </th>
@@ -84,7 +88,7 @@ export default function TenantIndex({ tenants }: Props) {
                         <tbody className="divide-y divide-slate-100">
                             {tenants.length === 0 ? (
                                 <tr>
-                                    <td colSpan={6} className="px-6 py-12 text-center text-slate-500">
+                                    <td colSpan={7} className="px-6 py-12 text-center text-slate-500">
                                         尚無客戶資料，請點擊「新增客戶」建立第一個客戶
                                     </td>
                                 </tr>
@@ -102,6 +106,9 @@ export default function TenantIndex({ tenants }: Props) {
                                                 )}
                                             </div>
                                         </td>
+                                        <td className="px-6 py-4 text-sm text-slate-700">
+                                            {tenant.short_name || '-'}
+                                        </td>
                                         <td className="px-6 py-4">
                                             {tenant.domains.length > 0 ? (
                                                 <div className="flex items-center gap-1 flex-wrap">