chore: v1.2.1 release prep — version bump, docs update, and Makefile automation

[yuva29]

Summary

Cherry-pick of pensando/network-operator#358 to release-v1.2.1.

Full v1.2.1 release prep including:

• Version bump to v1.2.1 across Go code, CI, Helm charts, OLM bundle/catalog
• AINIC_VERSIONS, update-docs-version, and release-prep Makefile targets
• Docs: image tags bumped, compat matrix v1.2.1 row, OpenShift 4.21 in OS support matrix
• Fix update-version-in-ci sed to preserve shell variable refs in bundle build flow
• Fix cni-plugins → k8s-cni-plugins typo in networkconfig.md

🤖 Generated with Claude Code

[Copilot]

Pull request overview

Prepares the v1.2.1 release by updating version references across the operator codebase, Helm artifacts, docs, and OLM bundle assets, and by adding Makefile automation to streamline the release-prep workflow.

Changes:

• Bump default image/version strings to v1.2.1 across Go code, example manifests, Helm chart metadata, and docs.
• Add/extend Makefile automation for release prep (docs version updates, CI version updates, docs lint target, bundle build tweaks).
• Add/update OLM bundle assets (CSV/CRD/manifests, bundle annotations, scorecard config, device-plugin ConfigMap).

Reviewed changes

Copilot reviewed 33 out of 34 changed files in this pull request and generated 3 comments.

Show a summary per file

File	Description
Makefile	Version bump, new release-prep/docs-lint/CI+docs update targets, bundle-build tweak, and registry/version update expansions
internal/utils.go	Bump default utils image tag to v1.2.1
internal/secondarynetwork/cniplugins.go	Bump default CNI plugins image tag to v1.2.1
internal/nodelabeller/nodelabeller.go	Bump default node-labeller image tag to v1.2.1
internal/metricsexporter/exporter.go	Bump default metrics exporter image tag to v1.2.1
internal/deviceplugin/deviceplugin.go	Bump default device-plugin image tag to v1.2.1
internal/controllers/upgrademgr.go	Bump default utils image tag to v1.2.1
helm-charts-openshift/values.yaml	Add OpenShift chart values with controller image tag set to v1.2.1
helm-charts-k8s/README.md	Update chart version badge to v1.2.1
helm-charts-k8s/crds/networkconfig-crd.yaml	Update chart label version to v1.2.1
helm-charts-k8s/Chart.yaml	Update chart version to v1.2.1 and adjust icon/keywords
helm-charts-k8s/Chart.lock	Regenerate lock metadata timestamp
hack/openshift-patch/metadata-patch/Chart.yaml	Bump patch chart version to v1.2.1
hack/k8s-patch/metadata-patch/Chart.yaml	Bump patch chart version to v1.2.1
hack/device-plugin-configmap.yaml	Add device-plugin ConfigMap source used during bundle build
example/networkconfig.yaml	Update example image tags to v1.2.1
docs/upgrades/upgrade.md	Update Helm upgrade examples to v1.2.1
docs/upgrades/componentupgrades.md	Update example image tags to v1.2.1
docs/metrics/exporter.md	Update metrics exporter image tag to v1.2.1
docs/installation/networkconfig.md	Update documented defaults (including k8s-cni-plugins name) to v1.2.1
docs/installation/networkconfig-full.md	Update full example defaults to v1.2.1
docs/installation/kubernetes-helm.md	Update Helm install/upgrade examples and defaults to v1.2.1
docs/installation/kubernetes-helm-operators.md	Update Helm co-install example version to v1.2.1
docs/index.md	Update OS/Kubernetes/OpenShift support matrix and add v1.2.1 compat row
docs/device_plugin/deviceplugin.md	Update documented default images to v1.2.1
docs/_static/cluster-validation-job.yaml	Update utils image tag to v1.2.1 in validation job YAML
config/samples/amd.com_networkconfigs.yaml	Update sample CR image defaults to v1.2.1
config/manifests/bases/amd-network-operator.clusterserviceversion.yaml	Update CSV base annotations/images to v1.2.1
bundle/tests/scorecard/config.yaml	Add scorecard configuration for bundle tests
bundle/metadata/annotations.yaml	Add standard bundle annotations, including scorecard test config pointer
bundle/manifests/device-plugin-configmap.yaml	Add ConfigMap manifest to the bundle
bundle/manifests/amd.com_networkconfigs.yaml	Add CRD manifest to the bundle
bundle/manifests/amd-network-operator.clusterserviceversion.yaml	Add generated CSV for v1.2.1 bundle
bundle/manifests/amd-network-operator-manager-config_v1_configmap.yaml	Add manager config ConfigMap manifest to the bundle

Suppressed comments (6)

bundle/tests/scorecard/config.yaml:27

• mountPath is set to {} (a map), but Scorecard storage mountPath should be a string path; leaving it as {} is likely to break scorecard config parsing.

        mountPath: {}

bundle/tests/scorecard/config.yaml:37

• mountPath is set to {} (a map), but Scorecard storage mountPath should be a string path; leaving it as {} is likely to break scorecard config parsing.

        mountPath: {}

bundle/tests/scorecard/config.yaml:47

• mountPath is set to {} (a map), but Scorecard storage mountPath should be a string path; leaving it as {} is likely to break scorecard config parsing.

        mountPath: {}

bundle/tests/scorecard/config.yaml:57

• mountPath is set to {} (a map), but Scorecard storage mountPath should be a string path; leaving it as {} is likely to break scorecard config parsing.

        mountPath: {}

bundle/tests/scorecard/config.yaml:67

• mountPath is set to {} (a map), but Scorecard storage mountPath should be a string path; leaving it as {} is likely to break scorecard config parsing.

        mountPath: {}

bundle/tests/scorecard/config.yaml:70

• Top-level Scorecard storage.spec.mountPath is set to {} (a map), but it should be a string path; leaving it as {} is likely to break scorecard config parsing.

    mountPath: {}

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[sundar-pds]

Dont we need these changes in main branch as well. ?
Can you update the branch_policy.yml as well in this PR , to trigger the CP.