add zsh config, switch from fish

.config/zsh/.zprofile

@@ -0,0 +1,6 @@
+# start X at login on first console or otherwise source ~/.profile
+if [[ -z "$DISPLAY" && "$XDG_VTNR" -eq 1 ]] && which /bin/sx > /dev/null; then
+    exec sx ~/.xsession
+else
+    source ~/.profile
+fi

.config/zsh/.zshrc

@@ -0,0 +1,42 @@
+# Path to oh-my-zsh installation.
+export ZSH="/home/lupan/.config/zsh/oh-my-zsh"
+
+# Set name of the theme to load.
+ZSH_THEME="gentoo"
+
+# Disable auto-update checks.
+DISABLE_AUTO_UPDATE="true"
+
+# Change the command execution time stamp shown in the history command output.
+HIST_STAMPS="yyyy-mm-dd"
+
+# Change path to history file.
+HISTFILE="$ZDOTDIR/.zsh_history"
+
+# Styles.
+ZSH_AUTOSUGGEST_HIGHLIGHT_STYLE="fg=#ff00ff,underline"
+
+# Plugins to load.
+plugins=(git scd zsh-syntax-highlighting zsh-autosuggestions)
+
+source $ZSH/oh-my-zsh.sh
+
+# Directory tracking in Emacs vterm.
+
+function vterm_printf(){
+    if [ -n "$TMUX" ]; then
+        # tell tmux to pass the escape sequences through
+        # (Source: http://permalink.gmane.org/gmane.comp.terminal-emulators.tmux.user/1324)
+        printf "\ePtmux;\e\e]%s\007\e\\" "$1"
+    elif [ "${TERM%%-*}" = "screen" ]; then
+        # GNU screen (screen, screen-256color, screen-256color-bce)
+        printf "\eP\e]%s\007\e\\" "$1"
+    else
+        printf "\e]%s\e\\" "$1"
+    fi
+}
+
+vterm_prompt_end() {
+    vterm_printf "51;A$(whoami)@$(hostname):$(pwd)";
+}
+PROMPT=$PROMPT'%{$(vterm_prompt_end)%}'