Only bind widgets once, on initial sourcing

src/start.zsh

@@ -5,6 +5,8 @@
 
 # Start the autosuggestion widgets
 _zsh_autosuggest_start() {
+	add-zsh-hook -d precmd _zsh_autosuggest_start
+
 	_zsh_autosuggest_check_deprecated_config
 	_zsh_autosuggest_bind_widgets
 }

zsh-autosuggestions.zsh

@@ -568,6 +568,8 @@ add-zsh-hook precmd _zsh_autosuggest_async_recreate_pty
 
 # Start the autosuggestion widgets
 _zsh_autosuggest_start() {
+	add-zsh-hook -d precmd _zsh_autosuggest_start
+
 	_zsh_autosuggest_check_deprecated_config
 	_zsh_autosuggest_bind_widgets
 }