Add license headers to all files

[ahg-g]

[ahg-g]

/label good-first-issue

[k8s-ci-robot]

@ahg-g: The label(s) /label good-first-issue cannot be applied. These labels are supported: api-review, tide/merge-method-merge, tide/merge-method-rebase, tide/merge-method-squash, team/katacoda, refactor, ci-short, ci-extended, ci-full. Is this label configured under labels -> additional_labels or labels -> restricted_labels in plugin.yaml?

In response to this:

/label good-first-issue

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[nirrozenbaum]

/assign

[nirrozenbaum]

@ahg-g I pushed a PR to fix this issue.

if that's fine with you, I'd like to create another (related) issue to add a script that checks whether all .go files have a license header. Then this script can be used in PRs gating automation to make sure no new files are introduced into the repo without the license header.

[nirrozenbaum]

or alternatively another way to check that in PRs (not using script)