Taskbar icons need to be themed #2535

Is your feature request related to a problem? Please describe.

Here's what Taskbar icons look like with a 7 skin (using ViGlance as an example here):

Right Now OpenShell lacks this capability to theme the taskbar icons,
here's what the themed taskbar looks like in windows 10 under OpenShell:

A Notable difference was that the Show desktop button and tray icon also cannot be themed, right now as only the start button could (maybe independent resources from the taskbar or existing start button), if this could be done I would very much appreciate it - especially if it can affect jump lists, and taskbar thumbnails

Describe the solution you'd like

These Features to be implemented

Area of issue

Taskbar

Alternatives you've considered

No response

Additional context

No response