update configuration

* copy URLs in foot to primary selection
* remove rarely used/invalid choices from delegator
* manually exit in mailsync because ! disabled set -e
* emit OSC 7 cwd so foot can open new windows in current directory

local/bin/delegator

@@ -82,10 +82,6 @@ case "$choice" in
 	choice="$(cd ~/.password-store/otp; find * -name '*.gpg' | sed 's/\.gpg$//' | sort -d | pick)"
 	inject "$(pass otp code otp/"$choice" | head -1)"
 	;;
-'student')
-	choice="$(pick < ~/.local/share/students.list)"
-	inject "$choice"
-	;;
 'curl')
 	d="$(mktemp -d)"
 	trap "rm -r '$d'" EXIT KILL
@@ -93,9 +89,6 @@ case "$choice" in
 	curl -LOJ "$(primary)"
 	rifle -fF *
 	;;
-'clipmenu')
-	exec clipmenu
-	;;
 'yubikey')
 	choice="$(ykman oath accounts list | pick)"
 	inject "$(ykman oath accounts code -s "$choice")"
@@ -107,22 +100,4 @@ case "$choice" in
 'spotify-title')
 	inject "$(curl -L "$(clip)" | sed -n 's@.*<title>\(.*\) - song \(and lyrics \)\?by \(.*\) | Spotify</title>.*@\1 _van_ \3@p')"
 	;;
-'youtube-dl')
-	d="$(mktemp -d)"
-	trap "rm -r '$d'" EXIT KILL
-	cd "$d"
-	yt-dlp "$(primary)"
-	if mplayer -v >/dev/null; then
-		exec st mplayer *
-	else
-		exec st mpv *
-	fi
-	;;
-'audio-dl')
-	d="$(mktemp -d)"
-	trap "rm -r '$d'" EXIT KILL
-	cd "$d"
-	yt-dlp -x "$(primary)"
-	exec st mpv --no-video *
-	;;
 esac