如何在 Laravel Nova 中创建和更新多对多关系的信息

// App\Post
public function tags()
{
    return $this->belongsToMany(Tag::class, 'post_tags');
}Copy

// App\Tag
public function posts()
{
    return $this->belongsToMany(Post::class, 'post_tags');
}Copy

// App\Nova\Post
public function fields(Request $request)
{
    return [
        ID::make()->sortable(),
        Text::make('Title')
            ->rules('required', 'max:255'),
        BelongsTo::make('Category', 'category'),
        BelongsToMany::make('Tags'),
    ];
}Copy