auto (default) - automatically chooses which renderer to use. This option
chooses the HTML renderer when the app is running in a mobile browser, and
CanvasKit renderer when the app is running in a desktop browser.

html - always use the HTML renderer

canvaskit - always use the CanvasKit renderer

This flag can be used with the run or build subcommands. For example:

This flag is ignored when a non-browser (mobile or desktop) device
target is selected.

Runtime configuration

To override the web renderer at runtime:

Build the app with the auto option.

Prepare a configuration object with the renderer property set to
"canvaskit" or "html".

Pass that object to the engineInitializer.initializeEngine(configuration);
method on your Flutter Web app initialization.

let

useHtml

// ...

_flutter