Allow specifying custom check icon svg

[sealphie]

Allows custom svg image for check button by specifying checkbutton_image_svg.

[welcome]

Thanks for submitting your first pull request! You are awesome! 🤗

If you haven't done so already, check out EBP's Code of Conduct and our Contributing Guide, as this will greatly help the review process.

Welcome to the EBP community! 🎉

[choldgraf]

Two quick comments - thanks

[choldgraf]

Hmm I do not see any copy buttons in the built docs:

https://sphinx-copybutton--203.org.readthedocs.build/en/203/

Could you confirm that the JS is correct?

[sealphie]

Hmm I do not see any copy buttons in the built docs:

https://sphinx-copybutton--203.org.readthedocs.build/en/203/

Could you confirm that the JS is correct?

Hey, sorry I didn't see this issue due to local browser cache. Should be fixed for now.

[stefanodavid]

hi @choldgraf, this functionality seems quite useful (well, at least for me!), is there a reason why this PR hasn't yet merged?