update cs config and rust auto-completions

exact_dot_oh-my-zsh/exact_themes/random.zsh-theme

@@ -0,0 +1,38 @@
+# Make themes a unique array
+typeset -Ua themes
+
+if [[ "${(t)ZSH_THEME_RANDOM_CANDIDATES}" = array && ${#ZSH_THEME_RANDOM_CANDIDATES[@]} -gt 0 ]]; then
+  # Use ZSH_THEME_RANDOM_CANDIDATES if properly defined
+  themes=(${(@)ZSH_THEME_RANDOM_CANDIDATES:#random})
+else
+  # Look for themes in $ZSH_CUSTOM and $ZSH and add only the theme name
+  themes=(
+    "$ZSH_CUSTOM"/*.zsh-theme(N:t:r)
+    "$ZSH_CUSTOM"/themes/*.zsh-theme(N:t:r)
+    "$ZSH"/themes/*.zsh-theme(N:t:r)
+  )
+  # Remove blacklisted themes from the list
+  for theme in random ${ZSH_THEME_RANDOM_BLACKLIST[@]}; do
+    themes=("${(@)themes:#$theme}")
+  done
+fi
+
+# Choose a theme out of the pool of candidates
+N=${#themes[@]}
+(( N = (RANDOM%N) + 1 ))
+RANDOM_THEME="${themes[$N]}"
+unset N themes theme
+
+# Source theme
+if [[ -f "$ZSH_CUSTOM/$RANDOM_THEME.zsh-theme" ]]; then
+  source "$ZSH_CUSTOM/$RANDOM_THEME.zsh-theme"
+elif [[ -f "$ZSH_CUSTOM/themes/$RANDOM_THEME.zsh-theme" ]]; then
+  source "$ZSH_CUSTOM/themes/$RANDOM_THEME.zsh-theme"
+elif [[ -f "$ZSH/themes/$RANDOM_THEME.zsh-theme" ]]; then
+  source "$ZSH/themes/$RANDOM_THEME.zsh-theme"
+else
+  echo "[oh-my-zsh] Random theme '${RANDOM_THEME}' not found"
+  return 1
+fi
+
+echo "[oh-my-zsh] Random theme '${RANDOM_THEME}' loaded"