//build.Services.AddAutoService(Assembly..namesapces..type);

build.Services.AddAutoService();

...
[AutoService(ServiceLifeTime, InterfaceType)]
[AutoService(ServiceLifeTime, InterfaceType)]
   
[AutoService()]
[AutoService(LifetimeType)]
[AutoService(ImplementationType)]
[AutoService(UseImplementation)]
[AutoService(LifetimeType,ImplementationType)]
[AutoService(LifetimeType,UseImplementation)]
[AutoService(ImplementationType,UseImplementation)] 
[AutoService(LifetimeType,ImplementationType,UseImplementation,ServiceKey)]


[AutoService] //default Scoped
class AnyService : IAnyService { }


[AutoService(typeOf(ICustomInterfaceName))] //take Implementation
class AnyService : ICustomInterfaceName { }


[AutoService(typeOf(ICustomInterfaceName1))] //take Implementation 1
class AnyService : ICustomInterfaceName,ICustomInterfaceName1,ICustomInterfaceName2 { }



[AutoService] //take Implementation IAnyService, is not first but same I + service-name
class AnyService : ICustomInterfaceName,IAnyService,ICustomInterfaceName2 { }


[AutoService] //take class
class AnyService {}

[AutoService]//as UseImplementation=true or null and take first interface
class AnyService : ICustomInterfaceName { }

[AutoService(false)] //UseImplementation=false
class AnyService : ICustomInterfaceName { }

[AutoService("servicekeyed")] //take class, and get by servicekeyed
class AnyService {}