Linking a citation to the bibliography

I believe this feature would need to be built into your custom template – you could write a little bit of JS to generate these internal links and include it in your template's script.js file

Cool! anyone would like to have a go at it? I wouldn't even know where to start. I have a custom template, but I know nothing of js and web development

Sounds like a good project for you! If you're interested in adding this to your template, then consider dipping your toes into JavaScript using MDN's introduction. Blot is an excellent way to learn more about making websites

Yeah, I imagine it would be a good starter project but I have other priorities to be honest...

Of course – something to put on the back burner. If you decide to give it a go please don't hesitate to ask any questions about the process