dev(makefile): added dev shell prompt

Makefile

@@ -1,5 +1,5 b''
 # required for pushd to work..
-#SHELL = /bin/bash
+SHELL = /bin/bash
 
 
 # set by: PATH_TO_OUTDATED_PACKAGES=/some/path/outdated_packages.py
@@ -55,6 +55,14 b' build:'
 	python -m build
 
 
+.PHONY: dev-sh
+## make dev-sh
+dev-sh:
+	sudo apt-get update
+	sudo apt-get install -y zsh
+	curl https://raw.githubusercontent.com/robbyrussell/oh-my-zsh/master/tools/install.sh | sh
+	PROMPT='%(?.%F{green}√.%F{red}?%?)%f %B%F{240}%1~%f%b %# ' zsh
+
 .PHONY: dev-env
 ## make dev-env based on the requirements files and install develop of packages
 ## Cleanup: pip freeze | grep -v "^-e" | grep -v "@" | xargs pip uninstall -y