How to install SignTool.exe for VS 2017?
Start Developer Command Prompt for VS 2017 then it is in the path variable signtool
That seems to do the trick, now the problem is with setup.bin file.
error MSB3147: Could not find required file 'setup.bin' in csproj folder
C:\Program Files (x86)\Microsoft SDKs\ClickOnce\SignTool>
This is where its there in my System.
Signtool is included with the Windows 10 SDK
Open Visual Studio installer.
Switch to the "Individual Components" tab
Choose the version of the SDK that suits your needs.
Multiple copies may be installed.