New at Config 2023: Dev Mode, variables, advanced prototyping, and more

ICYMI, at Config, our annual user conference, we announced exciting updates to bring design and development closer together in Figma.
This is a companion discussion topic for the original entry at https://www.figma.com/release-notes/?title=New%20at%20Config%202023%3A%20Dev%20Mode%2C%20variables%2C%20advanced%20prototyping%2C%20and%20more