How to add icon/path of icon(svg) in nova without package

[shubhamserverfront]

• Laravel Version: ^10.10
• Nova Version:^4.0
• PHP Version:^8.2.0
• Database Driver & Version:
• Operating System and Version: ubuntu
• Browser type and version: chrome
• Reproduction Repository: https://github.com/###/###

Description:

Nova::mainMenu(function ( $request) {
return [
MenuSection::dashboard(Main::class)>icon('home'),

            MenuSection::resource(Account::class),

            MenuSection::resource(Trade::class),

            MenuSection::resource(Trader::class),


            MenuSection::resource(Transaction::class)-,


            MenuSection::make('Resource', [
                MenuItem::resource(Entity::class),
                MenuItem::resource(Group::class),
               
                MenuItem::resource(User::class),

            ])->icon('briefcase')->collapsable(),
        ];
    });

}

Detailed steps to reproduce the issue on a fresh Nova installation:

(1).This is my NovaServiceProvider. I want to add an icon, but there is a limitation on the icons. How can I add an icon without using a package, or how can I add an icon by specifying the SVG path/or path??