This tool need a HTML5 sse api to push message.
This tool need a HTML5 SSE(Server-Sent Events) api to receive message from server. When server psuh a different string or hash, this tool will reload chrome://extension, then extension will be reload. You can click action icon and start watching, or set url of server. Tool will pause during popup page open; Tool will retry 5 times when network error. If tool stoped, you can start it on popup page again. Nodejs server code example: https://github.com/fgfg163/auto_reload_unpack_extensions