Dilomarkt---Digitaler-Lokalmarkt/Dilomarkt/dilomarkt-api/database/migrations/create_messages_table.php

<?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('messages', function (Blueprint $table) {
            $table->id();
            $table->foreignId('product_id')->constrained()->cascadeOnDelete();
            $table->foreignId('provider_id')->constrained()->cascadeOnDelete();
            $table->unsignedBigInteger('buyer_id');
            $table->enum('sender', ['buyer', 'seller']);
            $table->text('body');
            $table->timestamps();
        });
    }

    public function down(): void {
        Schema::dropIfExists('messages');
    }
};