docs: add demo to README

scripts/git-prompt-string-demo.sh

@@ -0,0 +1,76 @@
+#!/usr/bin/env bash
+
+# Utility script to execute demo steps via Kitty
+
+win= # replace with kitty window ID
+delay='0.2'
+
+if [[ -z "$win" ]]; then
+	printf "Please povide kitty window ID"
+	exit 1
+fi
+
+function kitty_send_text() {
+	kitty @ send-text "--match=id:$win" "$@"
+}
+
+function feed_no_newline() {
+	str=""
+	for word in "$@"; do
+		str="$str $word"
+	done
+	str="${str:1}" # trim leading space
+	for ((i = 0; i < ${#str}; i++)); do
+		char="${str:i:1}"
+		kitty_send_text "$char"
+		sleep "$delay"
+	done
+}
+
+function feed() {
+	feed_no_newline "$@"
+	feed_str '\n'
+}
+
+function feed_str() {
+	str="$1"
+	kitty_send_text "$str"
+	sleep "$delay"
+}
+
+feed clear
+sleep 3
+feed git reset --hard 7e47962
+feed vi README.md
+feed '/Installation'
+feed 'OTODO: add demo'
+feed_str '\x1b'
+feed ':wq'
+feed 'touch new_file.txt'
+feed 'rm -f new_file.txt'
+feed git add .
+feed 'git commit -m "chore: add TODO message"'
+feed git merge
+feed git mergetool
+feed ':%diffg REMOTE'
+feed ':wqa'
+feed 'git merge --abort'
+feed git rebase
+feed git rebase --abort
+feed 'git reset --hard @{u}'
+feed cd .git
+feed cd -
+feed 'rm -rf tmp/bare_repo && mkdir -p tmp/bare_repo && cd tmp/bare_repo'
+feed git init --bare
+feed cd -
+feed git bisect HEAD~3
+feed Y
+feed git bisect reset
+feed git checkout -b demo_branch
+feed git push -u
+sleep 2.5
+feed git push origin :demo_branch
+sleep 2.5
+feed git checkout -
+feed git branch -d demo_branch
+feed clear