Add graph api for pipeline

[golanha]

This change is 

[yehiyam]

Reviewed 11 of 11 files at r1, all commit messages.
Reviewable status: all files reviewed, 2 unresolved discussions (waiting on @golanha)

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core/api-server/package.json line 23 at r1 (raw file):

        "@hkube/units-converter": "^1.0.17",
        "@octokit/rest": "^18.12.0",
        "clone": "^2.1.2",

This package was last updated 4 years ago.
Why not use lodash.clonedeep?

same for flat

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core/api-server/lib/service/pipelines.js line 65 at r1 (raw file):

        const { flowInputMetadata, flowInput, ...restPipeline } = pipeline;

        const extendedPipeline = await pipelineCreator.buildPipelineOfPipelines(restPipeline);

Dows this cover all relevant pipeline extensions?

Code quote:

getJSONGraph

[golanha]

Reviewable status: 9 of 12 files reviewed, 2 unresolved discussions (waiting on @yehiyam)

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core/api-server/package.json line 23 at r1 (raw file):

Previously, yehiyam wrote…

This package was last updated 4 years ago.
Why not use lodash.clonedeep?

same for flat

Done.

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core/api-server/lib/service/pipelines.js line 65 at r1 (raw file):

Previously, yehiyam wrote…

Dows this cover all relevant pipeline extensions?

Same code as the code running in the pipelinedriver minus the special handling of batch and for the task information

[golanha]

/deploy

[yehiyam]

Reviewed 3 of 3 files at r2, all commit messages.
Reviewable status: complete! all files reviewed, all discussions resolved (waiting on @golanha)