feat: check for pre-existing autojump install

install.bash

@@ -131,6 +131,7 @@ install-cargo-binary() {
 
 install-autojump() {
 	local install_path="${1}/autojump"
+	if ! [[ -e "${install_path}" ]]; then
 		cd "$(mktemp -d)"
 		git clone "https://github.com/wting/autojump.git" "autojump" || return 1
 		(
@@ -139,6 +140,9 @@ install-autojump() {
 			sed -i "s/\#\!\/usr\/bin\/env\ python/\#\!\/usr\/bin\/env\ python3/" \
 				"${install_path}/bin/autojump"
 		) || return 1
+	else
+		log "info" "${GREEN}Autojump${RESET_BOLD} already installed, skipping"
+	fi
 
 }