KTailctl v0.20.1

Allows toggling tailscale via a middle click on the tray icon and updates dependencies.

Features & Enhancements

• Allow toggling tailscale on and off via middle click on tray icon

Fixes

N/A

Chores

• Updates golang.org/x/net: v0.37.0 -> v0.39.0
• Updates tailscale.com: v1.80.3 -> v1.82.4
• Updates nlohmann/json: v3.11.3 -> v3.12.0
• Updates cachix/cachix-action: v15 -> v16
• Updates cachix/install-nix-action: v30 -> v31