todo
/testing/task
software_list
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<a href="https://www.youtube.com/watch?v=MJzbJQLGehs">group chat 1</a><br /> <a href="https://www.youtube.com/watch?v=KW-cgJ6waRY">(webslesson)</a><br /> <a href="https://www.webslesson.info/2018/07/live-chat-system-in-php-using-ajax-jquery.html">group chat</a>
⬆️Select Image File to Upload(선택)
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