Using `advance` turbo action to update the query string only, not the path?

[markhealey]

I tried to programmatically write to the URL/turbo state but could not get it to work

Programmatic write to Turbo history

I have a fully functioning Turbo-powered site with everything working great except one single page which is powered by a non-Turbo stream API. It’s a legacy page with a handful of Handlebars templates. This, too, works really well given the legacy code being plugged in…but every time a handlebars template is rendered, the URL is updated with the latest API state. It is here I need to write to the Turbo history stack. Using the browser back/forward buttons to navigate pre-Turbo would rely on a p…