Apache Dubbo 3.1.0发布

This is a brand new version of Dubbo 3, including xDS support, kubernetes native support, Fastjson2 support…

Dubbo 3.1 includes the following features:

• Sidecar mesh. See https://dubbo.apache.org/zh/overview/tasks/mesh/dubbo-mesh/ for instructions.
• xDS proxyless mesh. See https://dubbo.apache.org/zh/overview/tasks/mesh/proxyless/ for instructions.
• Error code Troubleshooting Documentation Guidelines. See https://dubbo.apache.org/zh/docs3-v2/java-sdk/faq/intro/ for instructions.
• Fastjson2 support. Manually enable by specifying serialization to fastjson2. See https://github.com/alibaba/fastjson2 for instructions.
• Port Unification support. Supports binding various protocols to a signal port.
• Dubbo Reactive stream with project reactor.

Upgrade compatibility: https://dubbo.apache.org/zh/docs3-v2/java-sdk/upgrades-and-compatibility/3.0-to-3.1-compatibility-guide/

Full Changelog: dubbo-3.0.11...dubbo-3.1.0