laravel-backend/app/Http/Requests/Learning/VersionStore.php

<?php

namespace App\Http\Requests\Learning;

use Illuminate\Foundation\Http\FormRequest;

class VersionStore extends FormRequest
{
    /**
     * Determine if the user is authorized to make this request.
     *
     * @return bool
     */
    public function authorize()
    {
        return true;
    }

    /**
     * Get the validation rules that apply to the request.Nc
     *
     * @return array
     */
    public function rules()
    {
        return [
            "id" => 'sometimes|numeric',
            "learning_product_id" => 'required|numeric',
            'filter_items' => '',
            'version_number' => 'required',
            'release_start' => 'required',
            'release_end' => '',
            'release_planning_date' => '',
            'release_planning_description' => '',
            'technical_information' => '',
            'checklists_selected' => '',
        ];
    }
}