Complete XDG user directory definitions

Ref: https://wiki.archlinux.org/title/XDG_Base_Directory#User_directories

src/.bash_profile

@@ -14,6 +14,8 @@ export HISTFILESIZE=5000
 export XDG_CACHE_HOME="$HOME/.cache"
 export XDG_CONFIG_HOME="$HOME/.config"
 export XDG_DATA_HOME="$HOME/.local/share"
+export XDG_STATE_HOME="$HOME/.local/state"
+export XDG_RUNTIME_DIR="/run/user/$UID"
 
 # Default editor
 hash vim >/dev/null 2>&1 && export EDITOR='vim' VISUAL='vim'