Merge pull request #92 from RoboStack/cleanupgitter

Replace references to Gitter with Discord

Author: Tobias-Fischer

docs/index.md

@@ -33,7 +33,8 @@ See [Getting Started](https://robostack.github.io/GettingStarted.html)
 Please see the "Available Packages" links in the menu. If a package is not yet available for a given distribution/platforms, simply open a pull request and we will do our best to get it up any running.
 
 ## How to get involved?
-We are very keen to involve more collaborators. Join us on [Gitter](https://gitter.im/RoboStack/Lobby) and check out our [Contribution guidelines](https://robostack.github.io/Contributing.html).
+
+We are very keen to involve more collaborators. Join us on the [`robotics` channel on `prefix.dev`'s discord](https://discord.gg/kKV8ZxyzY4) and check out our [Contribution guidelines](https://robostack.github.io/Contributing.html).
 
 ## Overview video
 Check out our IROS 2022 presentation for a 7 minute teaser:

docs/support.md

@@ -5,7 +5,7 @@ We strive to make our documentation as clear as possible, but sometimes things c
 How to help improve our documentation:
 
 - For typos, grammar, or other errors, we'd appreciate your support! Simply [fork](https://github.com/RoboStack/robostack.github.io/fork) our repo, make the necessary changes, and submit a pull request.
-- If you have questions or need help, feel free to create an [issue](https://github.com/RoboStack/robostack.github.io/issues) or join our [Gitter](https://matrix.to/#/#RoboStack_Lobby:gitter.im) community.
+- If you have questions or need help, feel free to create an [issue](https://github.com/RoboStack/robostack.github.io/issues) or join the community in the [`robotics` channel on `prefix.dev`'s discord](https://discord.gg/kKV8ZxyzY4).
 
 We're always eager to improve, and your input is valuable to us. Thank you for being part of the RoboStack community!