2.1.0 Release (First apache version)

• Use JCommander to do command line parameter parsing, making developers focus on the logic itself.
• Flink is upgraded from 1.9 to 1.13.5, keeping compatibility with older versions and preparing for subsequent CDC.
• Support for Doris, Hudi, Phoenix, Druid, and other Connector plugins, and you can find complete plugin support here plugins-supported-by-seatunnel.
• Local development extremely fast starts environment support. It can be achieved by using the example module without modifying any code, which is convenient for local debugging.
• Support for installing and trying out Apache SeaTunnel(Incubating) via Docker containers.
• SQL component supports SET statements and configuration variables.
• Config module refactoring to facilitate understanding for the contributors while ensuring code compliance (License) of the project.
• Project structure realigned to fit the new Roadmap.
• CI&CD support, code quality automation control (more plans will be carried out to support CI&CD development).
  Please go to the official channel to download： https://seatunnel.apache.org/download