[wip] tep 0143 - poc

[Yongxuanzhang]

Changes

poc of tep 143

Submitter Checklist

As the author of this PR, please check off the items in this checklist:

• Has Docs if any changes are user facing, including updates to minimum requirements e.g. Kubernetes version bumps
• Has Tests included if any functionality added or changed
• Follows the commit message standard
• Meets the Tekton contributor standards (including functionality, content, code)
• Has a kind label. You can add one by adding a comment on this PR that contains /kind <type>. Valid types are bug, cleanup, design, documentation, feature, flake, misc, question, tep
• Release notes block below has been updated with any user facing changes (API changes, bug fixes, changes requiring upgrade notices or deprecation warnings). See some examples of good release notes.
• Release notes contains the string "action required" if the change requires additional action from users switching to the new release

Release Notes

NONE

[tekton-robot]

[APPROVALNOTIFIER] This PR is NOT APPROVED

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[tekton-robot]

The following Tekton test failed:

Test name	Commit	Details	Required	Rerun command
check-pr-has-kind-label	a087fe3	link	true	/test check-pr-has-kind-label

[tekton-robot]

The following is the coverage report on the affected files.
Say /test pull-tekton-pipeline-go-coverage to re-run this coverage report

File	Old Coverage	New Coverage	Delta
pkg/apis/pipeline/v1/pipeline_defaults.go	100.0%	72.0%	-28.0
pkg/apis/pipeline/v1/pipelinerun_defaults.go	100.0%	90.5%	-9.5
pkg/apis/pipeline/v1/task_defaults.go	100.0%	50.0%	-50.0
pkg/apis/pipeline/v1/taskrun_defaults.go	100.0%	92.9%	-7.1

[tekton-robot]

The following is the coverage report on the affected files.
Say /test pull-tekton-pipeline-go-coverage-df to re-run this coverage report

File	Old Coverage	New Coverage	Delta
pkg/apis/pipeline/v1/pipeline_defaults.go	100.0%	72.0%	-28.0
pkg/apis/pipeline/v1/pipelinerun_defaults.go	100.0%	90.5%	-9.5
pkg/apis/pipeline/v1/task_defaults.go	100.0%	50.0%	-50.0
pkg/apis/pipeline/v1/taskrun_defaults.go	100.0%	92.9%	-7.1

[tekton-robot]

@Yongxuanzhang: The following tests failed, say /retest to rerun all failed tests or /retest-required to rerun all mandatory failed tests:

Test name	Commit	Details	Required	Rerun command
pull-tekton-pipeline-unit-tests	a087fe3	link	true	/test tekton-pipeline-unit-tests
pull-tekton-pipeline-build-tests	a087fe3	link	true	/test pull-tekton-pipeline-build-tests

Full PR test history. Your PR dashboard.

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[Yongxuanzhang]

close because we don't want to choose this implementation