For those wanting to install, here's a really easy method:
Download whisky: https://getwhisky.app
Install whisky
Download the windows Homecoming Launcher: https://manifest.cohhc.gg/launcher/hcinstall.exe
Create a new bottle in whisky
Name it COH
Manually run (bottom right corner) and select the `hcinstall.exe` wherever you saved it.
Run through the installation
Click "pin program" go into the installation directory, go to bin, win64 directory and select `launcher.exe` - give it a name like "COH Launcher"
After, click the refresh icon in top right corner (2 arrows) so the pinned program shows up.
Double click on the pinned "COH Launcher" and the game should now load.
That's it!