v1.12.0

• updated tokio to 1.0.1
• updated tokio-util to 0.6
• updated reqwest 0.11
• fixed link extraction to append a / char to all sub-directories, but leave the last part of the link (possibly a file) intact
• updated install-nix.sh to skip font install if already present
• 🥳 added interactive scan cancellation menu (been waiting on this one awhile) 🥳