|string> */ public function rules(): array { return [ 'title' => [ 'required', 'string', 'min:3', 'max:150', ], 'file_id' => [ 'nullable', 'exists:files,id', ], 'tour_type' => [ 'required', 'string', 'max:255', ], 'summary' => [ 'required', 'string', ], 'description' => [ 'required', 'string', ], 'origin_airports_id' => [ 'required', 'exists:airports,id', ], 'destination_airports_id' => [ 'required', 'exists:airports,id', ], ]; } }