Add more registry center SPI implementations

Feature Request

For English only, other languages will not accept.

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Please answer these questions before submitting your issue. Thanks!

Is your feature request related to a problem?

• No.

Describe the feature you would like.

• These components will be designed to be efficient replacements for the zookeeper integration.

• Since PolarisMesh has no English documentation, and to avoid translating ambiguous English documentation on the elasticjob side, this issue does not discuss PolarisMesh. See https://polarismesh.cn/docs .

• Add registry center SPI implementation for pravega/pravega:0.13.0

  • See https://pravega.io/docs/latest/deployment/run-local/ and https://cncf.pravega.io/docs/latest/javadoc/#state-synchronizer-client . https://github.com/pravega/pravega is no longer maintained.

• Add registry center SPI implementation for com.alibaba.nacos:nacos-client:3.2.2

  • See https://nacos.io/ .

• Add a built-in memory-level registry SPI implementation