- Introduce MiniClusterCtx to coordinate shutdown across mini services
- Update Master, Volume, Filer, S3, and WebDAV servers to respect context cancellation
- Ensure all resources are cleaned up properly during test teardown
- Integrate MiniClusterCtx in s3tables integration tests
- Move all client methods to client.go
- Remove duplicate types/constants from s3tables_integration_test.go
- Keep setup.go for test infrastructure
- Keep integration test logic in s3tables_integration_test.go
- Clean up unused imports
- Test compiles successfully