feat: email gửi tay/nhắc gia hạn, gói hosting, sửa dữ liệu sản phẩm

- Gửi email theo template cho 1 khách, tab lịch sử email, nhắc gia hạn dịch vụ hàng loạt
- Mail lưu from/bcc/sent_by; mẫu MARKETING và mẫu cũ trong TemplateSeeder
- Gói hosting: giới hạn, trạng thái, lấy plan Plesk qua CLI gateway
- Backfill payment_method và ngày đơn hàng còn thiếu
- Bổ sung field CPU/RAM/Disk/Băng thông cho loại sản phẩm vps và cloud

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

database/migrations/2026_10_08_000002_add_sender_and_bcc_to_mail_table.php

@@ -0,0 +1,25 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+return new class extends Migration
+{
+    public function up(): void
+    {
+        Schema::table('mail', function (Blueprint $table) {
+            $table->string('from_address', 255)->nullable()->after('subject');
+            $table->string('bcc', 1000)->nullable()->after('cc');
+            $table->unsignedBigInteger('sent_by')->nullable()->index()->after('customer_id');
+        });
+    }
+
+    public function down(): void
+    {
+        Schema::table('mail', function (Blueprint $table) {
+            $table->dropIndex(['sent_by']);
+            $table->dropColumn(['from_address', 'bcc', 'sent_by']);
+        });
+    }
+};

database/migrations/2026_10_08_000003_add_limits_and_status_to_service_plans_table.php

@@ -0,0 +1,35 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+return new class extends Migration
+{
+    public function up(): void
+    {
+        Schema::table('service_plans', function (Blueprint $table) {
+            $table->text('description')->nullable()->after('title');
+            $table->unsignedInteger('bandwidth')->nullable()->after('domain');
+            $table->unsignedInteger('databases')->nullable()->after('bandwidth');
+            $table->unsignedInteger('mailboxes')->nullable()->after('databases');
+            $table->unsignedInteger('mailbox_quota')->nullable()->after('mailboxes');
+            $table->unsignedInteger('ftp_accounts')->nullable()->after('mailbox_quota');
+            $table->unsignedInteger('subdomains')->nullable()->after('ftp_accounts');
+            $table->unsignedInteger('domain_aliases')->nullable()->after('subdomains');
+            $table->json('features')->nullable()->after('domain_aliases');
+            $table->boolean('is_active')->default(true)->after('features');
+            $table->unsignedInteger('sort_order')->default(0)->after('is_active');
+        });
+    }
+
+    public function down(): void
+    {
+        Schema::table('service_plans', function (Blueprint $table) {
+            $table->dropColumn([
+                'description', 'bandwidth', 'databases', 'mailboxes', 'mailbox_quota',
+                'ftp_accounts', 'subdomains', 'domain_aliases', 'features', 'is_active', 'sort_order',
+            ]);
+        });
+    }
+};

database/migrations/2026_10_09_120000_backfill_order_payment_method_from_invoices.php

@@ -0,0 +1,28 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Support\Facades\DB;
+
+return new class extends Migration
+{
+    public function up(): void
+    {
+        DB::table('orders')
+            ->whereNull('payment_method')
+            ->whereExists(function ($query) {
+                $query->selectRaw('1')
+                    ->from('invoices')
+                    ->whereColumn('invoices.order_id', 'orders.id')
+                    ->whereNotNull('invoices.payment_method');
+            })
+            ->update([
+                'payment_method' => DB::raw('(SELECT invoices.payment_method FROM invoices WHERE invoices.order_id = orders.id AND invoices.payment_method IS NOT NULL ORDER BY invoices.id ASC LIMIT 1)'),
+            ]);
+    }
+
+    public function down(): void
+    {
+        // Preserve recovered payment data. The application remains compatible
+        // because orders.payment_method is still the original nullable string.
+    }
+};

database/migrations/2026_10_09_120100_backfill_missing_order_dates.php

@@ -0,0 +1,21 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Support\Facades\DB;
+
+return new class extends Migration
+{
+    public function up(): void
+    {
+        DB::table('orders')
+            ->whereNull('date')
+            ->whereNotNull('created_at')
+            ->update(['date' => DB::raw('DATE(created_at)')]);
+    }
+
+    public function down(): void
+    {
+        // Preserve recovered order dates. The date column remains nullable and
+        // compatible with older application versions after a code rollback.
+    }
+};

database/migrations/2026_10_09_130000_seed_spec_fields_for_vps_and_cloud.php

@@ -0,0 +1,46 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Support\Facades\DB;
+
+return new class extends Migration
+{
+    private const TYPES = ['vps', 'cloud'];
+
+    private const FIELDS = [
+        ['key' => 'cpu', 'label' => 'CPU (vCPU)', 'sort_order' => 1],
+        ['key' => 'ram', 'label' => 'RAM (GB)', 'sort_order' => 2],
+        ['key' => 'disk', 'label' => 'Disk (GB)', 'sort_order' => 3],
+        ['key' => 'bandwidth', 'label' => 'Băng thông (GB)', 'sort_order' => 4],
+    ];
+
+    public function up(): void
+    {
+        $now = now();
+
+        foreach (self::TYPES as $type) {
+            foreach (self::FIELDS as $field) {
+                $exists = DB::table('product_type_fields')
+                    ->where('product_type', $type)
+                    ->where('key', $field['key'])
+                    ->exists();
+
+                if ($exists) {
+                    continue;
+                }
+
+                DB::table('product_type_fields')->insert($field + [
+                    'product_type' => $type,
+                    'field_type' => 'number',
+                    'is_required' => false,
+                    'created_at' => $now,
+                    'updated_at' => $now,
+                ]);
+            }
+        }
+    }
+
+    public function down(): void
+    {
+    }
+};