Once infrastructure becomes code it becomes testable as code (testing is generally considered a pretty good idea). It also becomes reviewable as code. Code review is a powerful complement to testing (and might just be the more effective of the two for finding bugs), spreading knowledge, and improving at the craft of programming
In this talk:

Be convinced reviewing code review is also a pretty good idea.
Cover pre and post commit workflows and example tooling to make your day better.
Lessons from the messy growing pains of growing an organization from virtually no formal code review to reviewing every commit.
Best practices for being an effective reviewer and reviewee.