Copyright examples

[ebullient]

c/o @trustin

Can we add a section about code examples? Should we mention the examples including those in the repository and the documentation should be public domain (or CC0)? (or at least recommend doing so)

46f4835#r135111842

[ebullient]

I think we have this here: https://github.com/commonhaus/foundation-draft/blob/main/policies/ip-policy.md#copyright-statements ?