Install krypton's kr client on Termux

kr-termux.sh

#!/bin/sh

echo "--upgrading packages" &&
pkg update -y &&

echo "-- installing dependancies: golang git debianutils make" &&
pkg install golang git debianutils make -y &&

echo "-- installing fake sudo binary (no root needed, just to appease kr's build script)" &&
echo '#!/bin/sh
$*' > /data/data/com.termux/files/usr/bin/sudo &&
chmod +x /data/data/com.termux/files/usr/bin/sudo &&

echo '-- setting up $GOPATH' &&
export GOPATH=$HOME/.go &&
mkdir -p $GOPATH &&

echo "-- downloading kr source" &&
go get github.com/kryptco/kr &&

echo "-- building and installing kr" &&
cd $GOPATH/src/github.com/kryptco/kr && make install && kr restart &&
cd -

echo "-- done! use 'kr pair' to get started."
echo "WARNING: you will likely need another device available to perform pairing to localhost"
echo "WARNING: also, please decrease your font size (pinch zoom out) to show the qr properly."