shell.sh: add screenrc

shell_setup.sh

@@ -32,6 +32,9 @@ ${SUDO} echo " source /usr/share/doc/fzf/examples/completion.zsh" >> ~/.zshrc
 ${SUDO} echo "source /usr/share/doc/fzf/examples/key-bindings.zsh" >> ~/.zshrc
 ${SUDO} echo 'alias vi="vim"' >> ~/.zshrc
 
+# Configure screen
+echo "defshell -zsh" > ~/.screenrc
+
 # Configure VIM
 curl -fLo ~/.vim/autoload/plug.vim --create-dirs https://raw.githubusercontent.com/junegunn/vim-plug/master/plug.vim
 echo "