v3.1.0 release

Author: ashish-cisco

README.md

@@ -40,6 +40,19 @@ Both the SDKs are independent of each other. You can use either one of them depe
 | Quick Start Guide | [Link](https://developers.webexconnect.io/docs/quickstart-guide-2) | [Link](https://developers.webexconnect.io/docs/android-modularization-sdk-quick-start-guide) |
 | SDK Migration from 2.x to 3.x | [Link](https://developers.webexconnect.io/docs/android-sdk-migration-document-from-2x-to-3x)||
 
+## Build & Setup
+
+For build prerequisites, scripts, Jenkins pipeline, and test commands, see [docs/BUILD.md](docs/BUILD.md).
+
+## For Contributors
+
+| Document | Purpose |
+|----------|---------|
+| [WORKFLOW.md](WORKFLOW.md) | Git conventions, contribution workflow, release process |
+| [RULES.md](RULES.md) | Coding standards, testing, security, naming conventions |
+| [docs/ARCHITECTURE.md](docs/ARCHITECTURE.md) | System architecture, module boundaries, design patterns |
+| [AGENTS.md](AGENTS.md) | AI agent rules and module contracts |
+
 ## Support
 
 - [Webex Connect Support](https://developers.imiconnect.io/docs/imiconnect-support)
@@ -49,4 +62,4 @@ All contents are licensed under the Cisco EULA
 
 See [License](https://www.cisco.com/c/en/us/products/end-user-license-agreement.html) for details.
 
-© 2000 - 2025 Cisco Systems, Inc. and/or its affiliates. All Rights Reserved.
+© 2000 - 2026 Cisco Systems, Inc. and/or its affiliates. All Rights Reserved.