Fix Discord invite URL consistency across docs

Agent-Logs-Url: https://github.com/Prescott-Data/nexus-framework/sessions/dd4fcd81-77f7-4e35-8190-f7d47fa78223

Co-authored-by: ekizito96 <87319861+ekizito96@users.noreply.github.com>

Author: Copilot

docs/guides/troubleshooting.md

@@ -138,5 +138,5 @@ curl http://localhost:8080/health
 ## Getting more help
 
 - **GitHub Issues**: [github.com/Prescott-Data/nexus-framework/issues](https://github.com/Prescott-Data/nexus-framework/issues)
-- **Discord**: [discord.gg/nexus-framework](https://discord.gg/nexus-framework)
+- **Discord**: [discord.gg/AbskSXypq](https://discord.gg/AbskSXypq)
 - **Audit Log**: Run `GET /audit` on the Broker to see the event trail for any connection or provider operation. See [Audit Log](../reference/audit-log.md).

docs/index.md

@@ -88,5 +88,5 @@ Then follow [Deploy in Five Minutes](getting-started/quickstart.md) to run a sta
 |---|---|
 | **Source** | Browse the code, open issues, and submit PRs — [GitHub](https://github.com/Prescott-Data/nexus-framework){ target="_blank" rel="noopener" } |
 | **OpenAPI** | The full Gateway v1 contract — [openapi.yaml](https://github.com/Prescott-Data/nexus-framework/blob/main/openapi.yaml){ target="_blank" rel="noopener" } |
-| **Community** | Questions, showcases, and early feature previews — [Discord](https://discord.gg/nexus-framework){ target="_blank" rel="noopener" } |
+| **Community** | Questions, showcases, and early feature previews — [Discord](https://discord.gg/AbskSXypq){ target="_blank" rel="noopener" } |
 | **Blog** | Engineering deep-dives and architecture walkthroughs — [read the blog](https://developers.prescottdata.io/blog){ target="_blank" rel="noopener" } |