It is a bit easier to keep track on the server side, but how do you keep track on the client side of things? Say if there is a new version of bootstrap CSS or jQuery, do you use any trick (other than manually checking)?
We use these to parse dependencies and auto-update:<p><a href="https://www.npmjs.com/package/npm-check-updates" rel="nofollow">https://www.npmjs.com/package/npm-check-updates</a><p><a href="https://pypi.org/project/pur/" rel="nofollow">https://pypi.org/project/pur/</a>