Update README

CODE_OF_CONDUCT.md

@@ -61,7 +61,7 @@ representative at an online or offline event.
 
 Instances of abusive, harassing, or otherwise unacceptable behavior may be
 reported to the community leaders responsible for enforcement at
-<contact@antkeeper.com>.
+<mailto:contact@antkeeper.com>.
 All complaints will be reviewed and investigated promptly and fairly.
 
 All community leaders are obligated to respect the privacy and security of the

README.md

@@ -1,7 +1,9 @@
-[![Codacy Badge](https://app.codacy.com/project/badge/Grade/ec1d9f614fdf4d5b8effa6b7b72b3d5e)](https://www.codacy.com/gh/antkeeper/antkeeper-source/dashboard?utm_source=github.com&utm_medium=referral&utm_content=antkeeper/antkeeper-source&utm_campaign=Badge_Grade)
-
 # Antkeeper Source
 
+[![Codacy Badge](https://app.codacy.com/project/badge/Grade/ec1d9f614fdf4d5b8effa6b7b72b3d5e)](https://www.codacy.com/gh/antkeeper/antkeeper-source/dashboard?utm_source=github.com&utm_medium=referral&utm_content=antkeeper/antkeeper-source&utm_campaign=Badge_Grade)
+[![Documentation](https://img.shields.io/badge/docs-doxygen-blue)](https://docs.antkeeper.com/latest/index)
+[![Discord](https://img.shields.io/discord/547138509610156036?logo=discord)](https://discord.gg/ptwHV4T)
+
 Antkeeper is a 3D ant colony simulation game currently in development for Windows, Mac, and Linux. This repository contains all of the source code to Antkeeper.
 
 Head over to [antkeeper.com](https://antkeeper.com/) if you're interested in following the development of the game or purchasing a copy when it's released. Antkeeper is an indie game with a single developer, so feel free to reach out to me personally with any questions, comments, or feedback you may have.