has('email')) { $this->merge(['email' => Str::lower($this->input('email'))]); } } public function rules(): array { return [ 'name' => ['required', 'string', 'max:255'], 'email' => [ 'required', 'email', Rule::unique('users')->whereNull('deleted_at'), ], 'password' => ['required', 'string', 'min:8', 'confirmed'], 'role' => ['required', 'string', 'in:admin,staff'], ]; } }