feat: update bash configuration

bash/bashrc.shared

@@ -1,9 +1,9 @@
 #!/bin/bash
 
+# run emacs tui on terminal instead of emacs itself.
 alias emacs="emacs -nw"
 
 # source profiles in home and etc directories
-
 test -f /etc/profile && source /etc/profile
 test -f "$HOME/.profile" && source "$HOME/.profile"
 
@@ -30,11 +30,9 @@ HISTCONTROL=ignoredups
 shopt -s histappend
 
 # reload bash by sourcing bashrc
-
 alias r="source ~/.bashrc"
 
 # starship, the minimal, blazing-fast, and infinitely customizable prompt for any shell!
-
 if [ "$(command -v starship)" ]; then
 	eval "$(starship init bash)"
 fi
@@ -43,35 +41,32 @@ fi
 # neovim defines $NVIM in terminal mode and based on it
 # we can detect we are running inside neovim and use nvr
 # instead of neovim, etc.
-
 if [ -n "$NVIM" ]; then
 	alias nvim=nvr
 	export EDITOR="nvr -cc split +'set bufhidden=delete' --remote-wait"
 	export MANPAGER="nvr -c 'Man!' -o -"
+else
+	set -o vi
 fi
 
 # set PATH so it includes user's private bin if it exists
-
 if [ -d "$HOME/bin" ]; then
 	path+=("$HOME/bin")
 fi
 
 # set PATH so it includes user's local private bin if it exists
-
 if [ -d "$HOME/.local/bin" ]; then
 	path+=("$HOME/.local/bin")
 fi
 
 # pyenv, simple python version management
-
 if [[ "$(command -v pyenv)" ]]; then
 	export PYENV_ROOT="$HOME/.pyenv"
 	export PATH="$PYENV_ROOT/bin:$PATH"
 	eval "$(pyenv init -)"
 fi
 
 # navi, an interactive cheatsheet tool for the command-line
-
 _navi_call() {
 	local result
 	result="$(navi "$@" </dev/tty)"