feat: 統一全系統頁面標題樣式、優化側邊欄與實作角色成員查看功能

database/migrations/2026_01_13_160117_add_display_name_to_roles_table.php

@@ -0,0 +1,28 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+return new class extends Migration
+{
+    /**
+     * Run the migrations.
+     */
+    public function up(): void
+    {
+        Schema::table('roles', function (Blueprint $table) {
+            $table->string('display_name')->nullable()->after('name');
+        });
+    }
+
+    /**
+     * Reverse the migrations.
+     */
+    public function down(): void
+    {
+        Schema::table('roles', function (Blueprint $table) {
+            $table->dropColumn('display_name');
+        });
+    }
+};

database/migrations/2026_01_13_160741_add_inventory_delete_permission.php

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+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+return new class extends Migration
+{
+    /**
+     * Run the migrations.
+     */
+    public function up(): void
+    {
+        \Spatie\Permission\Models\Permission::create(['name' => 'inventory.delete', 'guard_name' => 'web']);
+    }
+
+    /**
+     * Reverse the migrations.
+     */
+    public function down(): void
+    {
+        \Spatie\Permission\Models\Permission::where('name', 'inventory.delete')->delete();
+    }
+};

database/migrations/2026_01_13_162407_add_safety_stock_permissions.php

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+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+return new class extends Migration
+{
+    /**
+     * Run the migrations.
+     */
+    public function up(): void
+    {
+        \Spatie\Permission\Models\Permission::create(['name' => 'inventory.safety_stock', 'guard_name' => 'web']);
+    }
+
+    /**
+     * Reverse the migrations.
+     */
+    public function down(): void
+    {
+        \Spatie\Permission\Models\Permission::where('name', 'inventory.safety_stock')->delete();
+    }
+};