v7.0.0

Breaking changes:

• Restrict the signature of launchAff_ to only work on Aff Unit (#203 by @i-am-the-slime)
• Migrate FFI to ES modules (#209 by @JordanMartinez)

Other improvements:

• Added purs-tidy formatter (#207 by @thomashoneyman)
• Ensure all directly-imported packages are included in the spago.dhall file (#205 by @ptrfrncsmrph)