Katib v0.13.0

This is the Katib v0.13.0 release.

Breaking changes:

1. Namespace label for Metrics collector enabled Katib namespaces is changed to katib.kubeflow.org/metrics-collector-injection=enabled #1740
2. Current request number field in gRPC API is renamed to current_request_number #1728
3. training.kubeflow.org prefix is added to the default primary pod labelsjob-role and replica-type of the Training Operators #1813

New Features

Algorithms and Components

• Implement validation for Early Stopping (#1709 by @tenzen-y)
• Change namespace label for Metrics Collector injection (#1740 by @andreyvelich)
• Modify gRPC API with Current Request Number (#1728 by @andreyvelich)
• Allow to remove each resource in Katib config (#1729 by @andreyvelich)
• Support leader election for Katib Controller (#1713 by @tenzen-y)
• Change default Metrics Collect format (#1707 by @anencore94)
• Bump Python version to 3.9 (#1731 by @tenzen-y)
• Update Go version to 1.17 (#1683 by @andreyvelich)
• Create Python script to run e2e Argo Workflow (#1674 by @andreyvelich)
• Reimplement Katib Cert Generator in Go (#1662 by @tenzen-y)
• SDK: change list apis to return objects as default (#1630 by @anencore94)

UI Features

• Enhance Katib UI feasible space (#1721 by @seong7)
• Handle missing TrialTemplates in Katib UI (#1652 by @kimwnasptd)
• Add Prettier devDependency in Katib UI (#1629 by @seong7)

Documentation

• Fix a link for GRPC API documentation (#1786 by @tenzen-y)
• Add my presentations that include Katib (#1753 by @terrytangyuan)
• Add Akuity to list of adopters (#1749 by @terrytangyuan)
• Change Argo -> Argo Workflows (#1741 by @terrytangyuan)
• Update Algorithm Service Doc for the new CI script (#1724 by @andreyvelich)
• Update link to Training Operator (#1699 by @terrytangyuan)
• Refactor examples folder structure (#1691 by @andreyvelich)
• Fix README in examples directory (#1687 by @tenzen-y)
• Add Kubeflow MXJob example (#1688 by @andreyvelich)
• Update FPGA examples (#1685 by @eliaskoromilas)
• Refactor README (#1667 by @andreyvelich)
• Change the minimal Kustomize version in the developer guide (#1675 by @tenzen-y)
• Add Katib release process guide (#1641 by @andreyvelich)

Bug Fixes

• Remove unrecognized keys from metadata.yaml in Charmed operators (#1759 by @DnPlas)
• Fix the default Metrics Collector regex (#1755 by @andreyvelich)
• Fix Status Handling in Charmed Operators (#1743 by @DomFleischmann)
• Fix bug on list type HP in Katib UI (#1704 by @seong7)
• Fix Range for Int and Double values in Grid search (#1732 by @andreyvelich)
• Check if parameter references exist in Experiment parameters (#1726 by @henrysecond1)
• Fix same set for HyperParameters in Bayesian Optimization algorithm (#1701 by @fabianvdW)
• Close MySQL statement and rows resources when SQL exec ends (#1720 by @chenwenjun-github)
• Fix Cluster Role of Katib Controller to access image pull secrets (#1725 by @henrysecond1)
• Emit events when fails to reconcile all Trials (#1706 by @henrysecond1)
• Missing metrics port annotation (#1715 by @alexeykaplin)
• Fix absolute value in Katib UI (#1676 by @anencore94)
• Add missing omitempty parameter to APIs (#1645 by @andreyvelich)
• Reconcile semantics for Suggestion Algorithms (#1633 by @johnugeorge)
• Fix default label for Training Operators (#1813 by @andreyvelich)
• Update supported Python version for Katib SDK (#1798 by @tenzen-y)

Misc

• Use release tags for Trial images (#1757 by @andreyvelich)
• Upgrade cert-manager API from v1alpha2 to v1 (#1752 by @haoxins)
• Add Workflow to Publish Katib Images (#1746 by @andreyvelich)
• Update Charmed Katib Operators + CI to 0.12 (#1717 by @knkski)
• Updating Katib CI to use Training Operator (#1710 by @midhun1998)
• Update OWNERS for Charmed operators (#1718 by @ca-scribner)
• Implement some unit tests for the Katib Config package (#1690 by @tenzen-y)
• Add GitHub Actions for Python unit tests (#1677 by @andreyvelich)
• Add OWNERS file for the Katib new UI (#1681 by @kimwnasptd)
• Add envtest to check reconcileRBAC (#1678 by @tenzen-y)
• Use golangci-lint as linter for Go (#1671 by @tenzen-y)