coolify/database/migrations/2024_02_01_111228_create_tags_table.php

<?php

use Illuminate\Database\Migrations\Migration;
use Illuminate\Database\Schema\Blueprint;
use Illuminate\Support\Facades\Schema;

return new class extends Migration
{
    /**
     * Run the migrations.
     */
    public function up(): void
    {
        Schema::create('tags', function (Blueprint $table) {
            $table->id();
            $table->string('uuid')->unique();
            $table->string('name')->unique();
            $table->foreignId('team_id')->nullable()->constrained()->onDelete('cascade');
            $table->timestamps();
        });
        Schema::create('taggables', function (Blueprint $table) {
            $table->unsignedBigInteger('tag_id');
            $table->unsignedBigInteger('taggable_id');
            $table->string('taggable_type');
            $table->foreign('tag_id')->references('id')->on('tags')->onDelete('cascade');
            $table->unique(['tag_id', 'taggable_id', 'taggable_type'], 'taggable_unique'); // Composite unique index
        });
    }

    /**
     * Reverse the migrations.
     */
    public function down(): void
    {
        Schema::dropIfExists('taggables');
        Schema::dropIfExists('tags');
    }
};