doc: updated links

TODO

@@ -9,6 +9,7 @@
 * update documentation for meta, it contains less than half of the actual feature
 
 WIP:
+* factory invoke: add support for external member functions as static meta functions
 * pagination doesn't work nicely across boundaries probably, give it a look. RO operations are fine, adding components maybe not.
 * make it easier to hook into the type system and describe how to do that to eg auto-generate meta types on first use
 * add observer functions aside observer class

docs/md/links.md

@@ -53,6 +53,8 @@ I hope this list can grow much more in the future:
   * [DungeonSlayer](https://github.com/alohaeee/DungeonSlayer): 2D game made
     from scratch in C++.
   * [3DGame](https://github.com/kwarkGorny/3DGame): 2.5D top-down space shooter.
+  * [Antkeeper](https://github.com/antkeeper/antkeeper-source): an ant colony
+    simulation [game](https://antkeeper.com/).
 
 * Engines and the like:
   * [Fling Engine](https://github.com/flingengine/FlingEngine): a Vulkan game