DLE v3.0.0 Release Candidate 2

The second release candidate of DLE version 3.0.0, a major release with many changes and improvements. See the release notes for RC1: https://gitlab.com/postgres-ai/database-lab/-/tags/v3.0.0-rc.1

Compared to RC1, this version fixes multiple bugs, points on logical inconsistency, and issues based on users' feedback during RC1 testing:

• Keep clone containers after VM reboot (previously, clone persistency worked only for container restarts) https://gitlab.com/postgres-ai/database-lab/-/merge_requests/389
• Postgres 14 as default everywhere https://gitlab.com/postgres-ai/database-lab/-/merge_requests/384
• Remove the API's host parameter from the server configuration since it is always running inside a Docker container https://gitlab.com/postgres-ai/database-lab/-/merge_requests/388
• Describe the meaning of empty verificationToken in configs https://gitlab.com/postgres-ai/database-lab/-/merge_requests/388
• Start UI as soon as possible, even if the other processes are not finished. Provide actual instance status in API https://gitlab.com/postgres-ai/database-lab/-/merge_requests/383
• Start UI even if no data pool is available https://gitlab.com/postgres-ai/database-lab/-/merge_requests/393
• Create pg_stat_kcache extension before observability activities for DB Migration Checker start https://gitlab.com/postgres-ai/database-lab/-/merge_requests/395
• Recognize errors from external tools and expose them in logs (example: pg_dump attempt failed with some error) https://gitlab.com/postgres-ai/database-lab/-/merge_requests/386
• Move the instance_id file to the metadata directory to avoid conflicts when multiple DLEs are running on the same machine https://gitlab.com/postgres-ai/database-lab/-/merge_requests/396
• Show correct DLE start time in API responses https://gitlab.com/postgres-ai/database-lab/-/merge_requests/397
• Internal changes (CI, workflow improvements, internal naming)
  • match tags with leading v https://gitlab.com/postgres-ai/database-lab/-/merge_requests/382
  • change UI docker tag in sample configs https://gitlab.com/postgres-ai/database-lab/-/merge_requests/385
  • improve the way how Postgres availability is checked in automated tests https://gitlab.com/postgres-ai/database-lab/-/merge_requests/390
  • various improvements for CI/CD pipelines https://gitlab.com/postgres-ai/database-lab/-/merge_requests/391
  • rename Local UI to Embedded UI and ce-ui Docker image
• Multiple fixes and improvements in the Terraform module template code to work with DLE 3.0.0 https://gitlab.com/postgres-ai/terraform-postgres-ai-database-lab/-/compare/v0.1.1...master

Migration notes

Upgrading from version 2.5.x and earlier require some actions from the DLE administrator; see the migration notes for v3.0.0-rc.1: https://gitlab.com/postgres-ai/database-lab/-/tags/v3.0.0-rc.1#migration-notes

Request for feedback

Any feedback would be greatly appreciated:

• Database Lab Community Slack: https://slack.postgres.ai/
• DLE issue tracker: https://gitlab.com/postgres-ai/database-lab/-/issues

Compare versions

Diff between versions v3.0.0-rc.1 and v3.0.0-rc.2: https://gitlab.com/postgres-ai/database-lab/-/compare/v3.0.0-rc.1...v3.0.0-rc.2