feat: Lernapp mit Mathe/Deutsch/Englisch, Münzsystem und Belohnungen

database/migrations/2026_05_05_200001_create_subjects_table.php

@@ -0,0 +1,17 @@
+<?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('subjects', function (Blueprint $table) {
+            $table->id();
+            $table->string('name');
+            $table->string('slug')->unique();
+            $table->string('icon')->default('📚');
+            $table->string('color')->default('blue');
+            $table->timestamps();
+        });
+    }
+    public function down(): void { Schema::dropIfExists('subjects'); }
+};