Added mkcd to make a dir and quickly enter it

.bashrc.d/mkcd.bash

@@ -0,0 +1,10 @@
+mkcd() {
+	if [[ -v 2 ]]; then
+		echo "E: mkcd accepts only one argument"
+		exit 1
+	fi
+
+	# shellcheck disable=SC2164 
+	mkdir -pv "$1" && cd "$1"
+	echo "cd: $(pwd)"
+}