chore(docs): adding discord links (#1799)

# Description

This PR replaces the Slack invite links with the discord ones.

## Type of Change

- [ ] Bugfix
- [ ] New Feature
- [ ] Breaking Change
- [ ] Refactor
- [x] Documentation
- [ ] Other (please describe)

## Checklist

- [x] I have read the [contributing
guidelines](/agntcy/repo-template/blob/main/CONTRIBUTING.md)
- [ ] Existing issues have been referenced (where applicable)
- [x] I have verified this change is not present in other open pull
requests
- [ ] Functionality is documented
- [ ] All code style checks pass
- [ ] New code contribution is covered by automated tests
- [ ] All new and existing tests pass

Signed-off-by: Aron Kerekes <arkereke@cisco.com>

Author: keraron

CONTRIBUTING.md

@@ -12,10 +12,10 @@ use your help.
 This guide will help you get started. **Do not let this guide intimidate you**.
 It should be considered a map to help you navigate the process.
 
-The [dev channel][dev] is available for any concerns not covered in this guide,
+The [Discord community][dev] is available for any concerns not covered in this guide,
 please join us!
 
-[dev]: https://agntcy.slack.com
+[dev]: https://discord.gg/nbeEENusy
 
 ## Contributing in Issues
 

README.md

@@ -331,7 +331,7 @@ task lint
 
 - 📚 [Documentation](https://docs.agntcy.org/slim/overview)
 - 📖 [IETF Specification](https://datatracker.ietf.org/doc/draft-slim-protocol/)
-- 💬 [Slack Community](https://join.slack.com/t/agntcy/shared_invite/zt-3xozr6nzq-i6LXv2P8l2kVW4_Prnny2w)
+- 💬 [Discord Community](https://discord.gg/nbeEENusy)
 - 🎥 [YouTube Channel](https://www.youtube.com/@agntcy-lf)
 
 ## License

docs/content/community.md

@@ -12,7 +12,7 @@ Contributors to **Secure Low-Latency Interactive Messaging (SLIM)** work in the
 open on the specification, the Rust data plane, the control plane, the language
 bindings, and the protocol integrations. If you run SLIM nodes, build agents on
 top of the bindings, or integrate SLIM transport into your stack, the links
-below are where the work happens—repos, Slack, meetings, and recent posts from
+below are where the work happens—repos, Discord, meetings, and recent posts from
 the team.
 
 SLIM is developed within
@@ -25,7 +25,7 @@ infrastructure for open, vendor-neutral agent communication.
 
 Stay involved with the AGNTCY community and SLIM contributors:
 
-- **[AGNTCY Slack workspace](https://join.slack.com/t/agntcy/shared_invite/zt-3xozr6nzq-i6LXv2P8l2kVW4_Prnny2w)** — chat with maintainers and contributors
+- **[AGNTCY Discord server](https://discord.gg/nbeEENusy)** — chat with maintainers and contributors
 - **[AGNTCY Meeting Calendar](https://zoom-lfx.platform.linuxfoundation.org/meetings/agntcy?view=week)** — working group and community meetings
 - **[AGNTCY on GitHub](https://github.com/agntcy)** — organization home for all IoA projects
 - **[AGNTCY Blogs](https://blogs.agntcy.org/)** — announcements, tutorials, and project updates

docs/content/slim/slim-howto.md

@@ -429,8 +429,8 @@ You've installed SLIM! Here's what to do next:
 1. Read the [messaging layer documentation](./slim-data-plane.md)
 2. Explore the [example applications](https://github.com/agntcy/slim-bindings)
 3. Learn about [configuration options](./slim-data-plane-config.md)
-4. Join us on [Slack](https://join.slack.com/t/agntcy/shared_invite/zt-3xozr6nzq-i6LXv2P8l2kVW4_Prnny2w)
+4. Join us on [Discord](https://discord.gg/nbeEENusy)
 
 ## Need Help?
 
-If you get stuck, check the [detailed documentation](../index.md), ask questions in our [community forums](https://join.slack.com/t/agntcy/shared_invite/zt-3hb4p7bo0-5H2otGjxGt9OQ1g5jzK_GQ), or report issues on [GitHub](https://github.com/agntcy/slim).
+If you get stuck, check the [detailed documentation](../index.md), ask questions in our [Discord community](https://discord.gg/nbeEENusy), or report issues on [GitHub](https://github.com/agntcy/slim).