docs: add v3 interactive tutorial

pages/docs/tutorials/streetlights-interactive.md

@@ -0,0 +1,16 @@
+---
+title: 'Streetlights - Interactive (Alpha)'
+description: Interactive version of the original Streetlights tutorial.
+weight: 180
+---
+
+>tl;dr
+Please try out [this](https://killercoda.com/asyncapi/scenario/streetlight-tut-v3) interactive tutorial and let us know what you think, as we plan to have all the docs written this way.<!--more-->
+
+We created an interactive tutorial using [KillerCoda](https://killercoda.com). It will always work for you no matter what operating system you have. Please become our alpha testers of the tutorial:
+
+1. Go through the tutorial [here](https://killercoda.com/asyncapi/scenario/streetlight-tut-v3)
+2. Let us know what you think using the channel that works for you the best:
+   - [Slack](https://www.asyncapi.com/slack-invite/)
+   - [Twitter](https://twitter.com/AsyncAPISpec)
+   - [GitHub Issue](https://github.com/asyncapi/website/issues/)