UUID helper trait for laravel. Just use it and make migration column type uuid

create_role_user_table.php

<?php

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

return new class extends Migration {
/**
 * Run the migrations.
 *
 * @return void
 */
    public function up() {
        Schema::create( 'role_user', function ( Blueprint $table ) {
            $table->id();
            $table->foreignUuid( 'user_id' )->constrained()->cascadeOnDelete();
            $table->foreignUuid( 'role_id' )->constrained()->cascadeOnDelete();
            $table->timestamps();
        } );
    }

    /**
     * Reverse the migrations.
     *
     * @return void
     */
    public function down() {
        Schema::dropIfExists( 'role_user' );
    }
};


// file location: database/migrations/2022_09_02_100532_create_role_user_table.php

create_users_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.
     *
     * @return void
     */
    public function up()
    {
        Schema::create('users', function (Blueprint $table) {
            $table->uuid('id')->primary();
            $table->string('name');
            $table->string('email')->unique();
            $table->timestamp('email_verified_at')->nullable();
            $table->string('password');
            $table->rememberToken();
            $table->timestamps();
        });
    }

    /**
     * Reverse the migrations.
     *
     * @return void
     */
    public function down()
    {
        Schema::dropIfExists('users');
    }
};


// file location: database/migrations/2014_10_12_000000_create_users_table.php

HasUuid.php

<?php

namespace App\Traits;

use Illuminate\Support\Str;
use Illuminate\Database\Eloquent\Model;

trait HasUuid {
    /**
     * Get the value indicating whether the IDs are incrementing.
     *
     * @return bool
     */
    public function getIncrementing() {
        return false;
    }
    
// file location: app/Traits/HasUuid.php

    /**
     * Get the auto-incrementing key type.
     *
     * @return string
     */
    public function getKeyType() {
        return 'string';
    }

    public static function booted() {
        static::creating( function ( Model $model ) {
            // Set attribute for new model's primary key (ID) to an uuid.
            $model->setAttribute( $model->getKeyName(), Str::uuid() );
        } );
    }
}