chore: 完善模組化架構遷移與修復前端顯示錯誤

- 修正所有模組 Controller 的 Model 引用路徑 (App\Modules\...)
- 更新 ProductionOrder 與 ProductionOrderItem 模型結構以符合新版邏輯
- 修復 resources/js/utils/format.ts 在處理空值時導致 toLocaleString 崩潰的問題
- 清除全域路徑與 Controller 遷移殘留檔案

database/seeders/CategorySeeder.php

@@ -2,7 +2,7 @@
 
 namespace Database\Seeders;
 
-use App\Models\Category;
+use App\Modules\Inventory\Models\Category;
 use Illuminate\Database\Seeder;
 
 class CategorySeeder extends Seeder

database/seeders/DatabaseSeeder.php

@@ -2,7 +2,7 @@
 
 namespace Database\Seeders;
 
-use App\Models\User;
+use App\Modules\Core\Models\User;
 use Illuminate\Database\Console\Seeds\WithoutModelEvents;
 use Illuminate\Database\Seeder;
 

database/seeders/PermissionSeeder.php

@@ -5,7 +5,7 @@ namespace Database\Seeders;
 use Illuminate\Database\Seeder;
 use Spatie\Permission\Models\Role;
 use Spatie\Permission\Models\Permission;
-use App\Models\User;
+use App\Modules\Core\Models\User;
 
 class PermissionSeeder extends Seeder
 {

database/seeders/ProductSeeder.php

@@ -2,8 +2,8 @@
 
 namespace Database\Seeders;
 
-use App\Models\Category;
-use App\Models\Product;
+use App\Modules\Inventory\Models\Category;
+use App\Modules\Inventory\Models\Product;
 use Illuminate\Database\Seeder;
 
 class ProductSeeder extends Seeder

database/seeders/TenantDatabaseSeeder.php

@@ -3,7 +3,7 @@
 namespace Database\Seeders;
 
 use Illuminate\Database\Seeder;
-use App\Models\User;
+use App\Modules\Core\Models\User;
 use Spatie\Permission\Models\Role;
 use Spatie\Permission\Models\Permission;
 

database/seeders/UnitSeeder.php

@@ -2,7 +2,7 @@
 
 namespace Database\Seeders;
 
-use App\Models\Unit;
+use App\Modules\Inventory\Models\Unit;
 use Illuminate\Database\Seeder;
 
 class UnitSeeder extends Seeder

database/seeders/VendorSeeder.php

@@ -2,7 +2,7 @@
 
 namespace Database\Seeders;
 
-use App\Models\Vendor;
+use App\Modules\Procurement\Models\Vendor;
 use Illuminate\Database\Seeder;
 
 class VendorSeeder extends Seeder