This can be done with a combination of step by step user instructions and an automated script.
- Download the SheepShaver "Chubby Bunny" ZIP from here.
- Unzip and move the folder to the desired location (Generally /Applications)
- Select one of the three provided DMGs and unzip it to /Users/Shared
- Download the Ares installer (possibly fix the type/creator codes)
- Mount the chosen disk image
- Copy the Installer to the disk image
- Unmount the disk image.
- Launch the SheepShaver app
- Run the Ares Installer (this may not be scriptable) and install to the blank drive
- Register Ares (probably unscriptable)
This can be done with a combination of step by step user instructions and an automated script.