N27: graph game (#820)

Co-authored-by: Joe Clay <27cupsofcoffee@gmail.com>

Author: Vrixyz

content/news/027/graph_game.gif

@@ -84,6 +84,24 @@ small update to improve the UI and fix a few bugs.
 [@17cupsofcoffee]: https://twitter.com/17cupsofcoffee
 [lonely-star-source]: https://github.com/17cupsofcoffee/lonely-star
 
+### [Graph Game]
+
+![image/gameplay of the game: circle and triangles](graph_game.gif)
+_Navigating the graph map can be stressful_
+
+[Graph Game] ([GitHub][graph-game-github])
+uses [Bevy](https://bevyengine.org/) as its engine. You can play it from your
+[browser](https://vrixyz.github.io/graph_nav/) - click on colored triangles,
+guess the rules and survive as long as possible!
+
+Development has just begun, and the future of the project is not clear -
+the developer welcomes you to come and discuss next steps on the game's
+[Discord server][graph-game-discord].
+
+[Graph Game]: https://vrixyz.github.io/graph_nav/
+[graph-game-github]: https://github.com/Vrixyz/graph_nav
+[graph-game-discord]: https://discord.gg/ZeRkj8pD4n
+
 ## Engine Updates
 
 ### [Tetra] 0.6.6