Potential performance improvements

[mialondon]

From the Chrome Lighthouse report

• Reduce the size of large user avatars

• Move to HTTP/2 from HTTP/1.1

• Remove unused JavaScript (which?)

• Remove duplicate modules in JavaScript bundles

• Use caching (?)

• Set height and widths for avatars

• Use HTTPS for avatars

• Use HTTPS for all content (?)

• Update Lo-Dash@4.17.4 library (what's it used for?)

Testing these core pages with Lighthouse:

https://www.libcrowds.com/
https://www.libcrowds.com/collection/playbills
https://www.libcrowds.com/collection/playbills/about
https://www.libcrowds.com/collection/playbills/data
https://www.libcrowds.com/help/privacy

https://www.libcrowds.com/

• https://lighthouse-dot-webdotdevsite.appspot.com//lh/html?url=https%3A%2F%2Fwww.libcrowds.com%2F Image elements do not have [alt] attributes - add empty alt tags?

Add link names for github etc in markdown?

https://www.libcrowds.com/collection/playbills/about