feat(shell): cleanup and switched to pure prompt

base/bashrc

@@ -18,31 +18,6 @@ x-have antidot && {
   eval "$(antidot init)"
 }
 
-# set variable identifying the chroot you work in (used in the prompt below)
-if [ -z "${debian_chroot:-}" ] && [ -r /etc/debian_chroot ]; then
-  debian_chroot=$(cat /etc/debian_chroot)
-fi
-
-if [ -x /usr/bin/tput ] && tput setaf 1 >&/dev/null; then
-  # We have color support; assume it's compliant with Ecma-48
-  # (ISO/IEC-6429). (Lack of such support is extremely rare, and such
-  # a case would tend to support setf rather than setaf.)
-  color_prompt=yes
-else
-  color_prompt=
-fi
-
-if [ "$color_prompt" = yes ]; then
-  PS1='${debian_chroot:+($debian_chroot)}\[\033[01;31m\]\u\[\033[01;33m\]@\[\033[01;36m\]\h \[\033[01;33m\]\w \[\033[01;35m\]\$ \[\033[00m\]'
-else
-  PS1='${debian_chroot:+($debian_chroot)}\u@\h:\w\$ '
-fi
-unset color_prompt
-
-# If this is an xterm set the title to user@host:dir
-case "$TERM" in
-xterm* | rxvt*)
-  PS1="\[\e]0;${debian_chroot:+($debian_chroot)}\u@\h: \w\a\]$PS1"
-  ;;
-*) ;;
-esac
+PROMPT_DIRTRIM=3
+PROMPT_COMMAND='PS1_CMD1=$(git branch --show-current 2>/dev/null)'
+PS1='\[\e[95m\]\u\[\e[0m\]@\[\e[38;5;22;2m\]\h\[\e[0m\] \[\e[38;5;33m\]\w\[\e[0m\] \[\e[92;2m\]${PS1_CMD1}\n\[\e[39m\]➜\[\e[0m\] '