[zsh] load zplg from the main entry script

zsh/options.zsh

@@ -58,3 +58,6 @@ setopt hist_verify
 setopt inc_append_history
 # synchronize history between active sessions
 setopt share_history
+
+# Among other things, used for compatibility with OMZ plugins.
+ZSH_CACHE_DIR="${XDG_CACHE_HOME:-$HOME/.cache}/dotfiles"

zsh/plugins.zsh

@@ -1,11 +1,6 @@
 #!/usr/bin/env zsh
 
-ZSH_CACHE_DIR="${XDG_CACHE_HOME:-$HOME/.cache}/dotfiles"
-if [[ ! -d "$ZSH_CACHE_DIR" ]]; then
-  mkdir -pv "$ZSH_CACHE_DIR"
-fi
-
-source "$ZSH_DOTFILES/zplg.zsh"
+mkdir -pv "$ZSH_CACHE_DIR"
 
 _plugin() {
   _perf_timer_start "plugin $1"

zsh/zshrc

@@ -46,7 +46,7 @@ _perf_timer_start "total"
   fi
 # }}}
 
-for script in functions options path env plugins aliases completion zle prompt colorscheme; do
+for script in functions options path env zplg plugins aliases completion zle prompt colorscheme; do
   _perf_timer_start "$script.zsh"
   source "$ZSH_DOTFILES/$script.zsh"
   _perf_timer_stop "$script.zsh"