add trailer preview

Author: puredanger

assets/images/content/about/trailer-screenshot.jpg

@@ -20,3 +20,8 @@ From a two-year sabbatical and a stubborn idea to powering the engineering stack
 Featuring Rich Hickey, Alex Miller, Stuart Halloway, and many more, this full-length documentary traces Clojure's unconventional origins, its values-driven community, and the language's quiet but profound impact on how we think about software.
 
 Documentary made possible with the support of https://building.nubank.com/engineering/[Nubank]!
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+[#trailer]
+.Trailer
+image::/images/content/about/trailer-screenshot.jpg["Trailer", width=400]
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