process ready replies from worker synchornously in precmd

internal/p10k.zsh

@@ -4931,6 +4931,8 @@ _p9k_precmd_impl() {
   if [[ $preexec_functions[-1] != _p9k_preexec2 && $preexec_functions[(I)_p9k_preexec2] != 0 ]]; then
     preexec_functions=(${(@)preexec_functions:#_p9k_preexec2} _p9k_preexec2)
   fi
+
+  _p9k_worker_receive
 }
 
 _p9k_trapint() {

internal/worker.zsh

@@ -121,6 +121,8 @@ function _p9k_worker_receive() {
   emulate -L zsh
   setopt no_hist_expand extended_glob no_prompt_bang prompt_{percent,subst} no_aliases
 
+  [[ -z $_p9k__worker_resp_fd ]] && return
+
   {
     (( $# <= 1 )) || return