Initial commit: Aplikasi Ketertiban Siswa

- Fitur: input pelanggaran, sistem poin, surat peringatan otomatis, SP progress
- Realtime notifikasi via Laravel Reverb + Echo
- Dashboard statistik, manajemen user, manajemen master data
- Login 2 kolom premium, user dropdown, pengaturan akun
- Tema biru kalem, logo sekolah dinamis, sidebar brand dinamis
- Sinkronisasi siswa dari Database Kesiswaan via API

database/migrations/2026_07_21_000001_create_classes_table.php

@@ -0,0 +1,29 @@
+<?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::create('classes', function (Blueprint $table) {
+            $table->id();
+            $table->string('source_id')->nullable()->index();
+            $table->string('name');
+            $table->string('level'); // X, XI, XII
+            $table->string('department_code')->nullable();
+            $table->string('department_name')->nullable();
+            $table->string('academic_year_name')->nullable();
+            $table->boolean('is_active')->default(true);
+            $table->json('metadata')->nullable();
+            $table->timestamps();
+        });
+    }
+
+    public function down(): void
+    {
+        Schema::dropIfExists('classes');
+    }
+};