[KAJdev]

Using @app.queue() or @app.task() on a class fails at runtime when job arguments reach its constructor. Reject classes at decoration time with InvalidResourceError and guidance to use a function with an @function.init startup hook.

Fixes CON-2063

[promptless]

Promptless documentation updates

• Document startup hooks for queue and task functions adds an @function.init startup-hook example to the SDK configuration best practices and notes in "Build an app" that only @app.api accepts a class.