Ah, that's not "add child pages" really. I was going to question why you'd want to add a child page everywhere, but then say that I think Script Runner for Confluence can do it (if you don't want to write REST scripts yourself)
However, the footer is a different story. You should be able to amend the global html footer to get something like a footer, but, as you probably already suspect, your best option may well be a custom theme that supports custom footers. Have a look in the marketplace for one-off themes, or Brikit and Refined if you want lots of easy flexibility, and Theme Builder if you want a huge amount of theming power (but, be warned, you do need to commit to that one, it's not "install, do few minutes easy config and move on")
Hi my Community friends! For those who don't know me, I'm a product marketer on the Confluence Cloud team - nice to meet you! For those of you who do, you know that I've been all up in your Co...
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