feat: Add customer notes functionality and enhance invoice/order models with date fields

database/migrations/2026_07_25_000001_add_service_id_to_note_table.php

@@ -0,0 +1,28 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\DB;
+use Illuminate\Support\Facades\Schema;
+
+// ponytail: raw SQL for the column type change — this repo doesn't have doctrine/dbal installed
+return new class extends Migration
+{
+    public function up(): void
+    {
+        Schema::table('note', function (Blueprint $table) {
+            $table->unsignedBigInteger('service_id')->nullable()->index()->after('customer_id');
+        });
+
+        DB::statement('ALTER TABLE note MODIFY note LONGTEXT NULL');
+    }
+
+    public function down(): void
+    {
+        Schema::table('note', function (Blueprint $table) {
+            $table->dropColumn('service_id');
+        });
+
+        DB::statement('ALTER TABLE note MODIFY note VARCHAR(255) NULL');
+    }
+};

database/migrations/2026_07_25_000002_change_note_note_to_longtext.php

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+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Support\Facades\DB;
+
+// ponytail: raw SQL for the column type change — this repo doesn't have doctrine/dbal installed
+return new class extends Migration
+{
+    public function up(): void
+    {
+        DB::statement('ALTER TABLE note MODIFY note LONGTEXT NULL');
+    }
+
+    public function down(): void
+    {
+        DB::statement('ALTER TABLE note MODIFY note TEXT NULL');
+    }
+};

database/migrations/2026_07_25_000003_add_date_to_invoices_table.php

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+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\DB;
+use Illuminate\Support\Facades\Schema;
+
+return new class extends Migration
+{
+    public function up(): void
+    {
+        Schema::table('invoices', function (Blueprint $table) {
+            $table->date('date')->nullable()->after('invoice_number');
+        });
+
+        // Backfill: ngày lập = ngày tạo, cho các hóa đơn đã có sẵn.
+        DB::statement('UPDATE invoices SET date = DATE(created_at) WHERE date IS NULL');
+    }
+
+    public function down(): void
+    {
+        Schema::table('invoices', function (Blueprint $table) {
+            $table->dropColumn('date');
+        });
+    }
+};

database/migrations/2026_07_25_000004_add_date_to_orders_table.php

@@ -0,0 +1,26 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\DB;
+use Illuminate\Support\Facades\Schema;
+
+return new class extends Migration
+{
+    public function up(): void
+    {
+        Schema::table('orders', function (Blueprint $table) {
+            $table->date('date')->nullable()->after('order_num');
+        });
+
+        // Backfill: ngày đặt = ngày tạo, cho các đơn hàng đã có sẵn.
+        DB::statement('UPDATE orders SET date = DATE(created_at) WHERE date IS NULL');
+    }
+
+    public function down(): void
+    {
+        Schema::table('orders', function (Blueprint $table) {
+            $table->dropColumn('date');
+        });
+    }
+};