Add control-viscosity extension

[lialios]

Description

This is an extension that allows controlling the Viscosity VPN application via its support for AppleScript. For the time being it offers three commands, one that connects to the first connection, one that connects to all connections and one that disconnects all connections.

Screencast

Checklist

• I read the extension guidelines
• I read the documentation about publishing
• I ran npm run build and tested this distribution build in Raycast
• I checked that files in the assets folder are used by the extension itself
• I checked that assets used by the README are placed outside of the metadata folder

[raycastbot]

Congratulations on your new Raycast extension! 🚀

You can expect an initial review within five business days.

Once the PR is approved and merged, the extension will be available on our Store.