update shell history path

py is less convenient accessing inodes than pwsh, no need to redirect.

.zprofile

@@ -1,6 +1,6 @@
-# init at each startup
-mkdir -p /tmp/$USER/PSReadLine
-#ln -sf /tmp/$USER $HOME/.tmp
+# to clear history of shells easily operating filesystem.
+# also powershell/PSReadLine -> /tmp/$USER/terminal
+mkdir -p /tmp/$USER/terminal
 
 # avoid dumplicate env appending.
 # [[ -f /run/user/$UID/.zshlogon ]] && return

.zshrc

@@ -20,7 +20,7 @@ fi
 #
 
 # also export this in bashrc.
-HISTFILE=/tmp/$USER/.zhist
+HISTFILE=/tmp/$USER/terminal/zsh_history
 
 # Remove older command from the history if a duplicate is to be added.
 setopt HIST_IGNORE_ALL_DUPS