Questions about the beam development environment

Hello, may I ask the development environment of your Apache beam project, including: idea, gradle, kotlin, etc. Thank you very much!

P1 issues report (70)

This is your daily summary of Beam's current P1 issues, not including flaky tests (https://issues.apache.org/jira/issues/?jql=project%20%3D%20BEAM%20AND%20statusCategory%20!%3D%20Done%20AND%20priority%20%3D%20P1%20AND%20(labels%20is%20EMPTY%20OR%20labels%20!%3D%20flake). See https://beam.apache.

Flaky test issue report (51)

This is your daily summary of Beam's current flaky tests (https://issues.apache.org/jira/issues/?jql=project%20%3D%20BEAM%20AND%20statusCategory%20!%3D%20Done%20AND%20labels%20%3D%20flake) These are P1 issues because they have a major negative impact on the community and make it hard to determin