Add maven package support using simple type hinting in intoto provenance

[ywluogg]

Feature request

Add maven package support using simple type hinting in intoto. Currently we support git source and OCI images. Supporting maven packages in image in simple type hinting gives extra support of such type of artifact and let users to use Chains before TEP 0075, 0076 and 0109 can be released.

Use case

We will have:

      results:
        - name: mvn1_pkg_INTOTO_TARGET_NAME
           value: maven-test-0.0.1.jar
        - name: mvn1_pkg_INTOTO_TARGET_DIGEST
           value: sha256@abc
        - name: mvn1_pom_INTOTO_TARGET_NAME
           value: maven-test-0.0.1.pom
        - name: mvn1_pom_INTOTO_TARGET_DIGEST
           value: sha256@def
        - name: mvn1_src_INTOTO_TARGET_NAME
           value: maven-test-0.0.1-sources.jar
        - name: mvn1_src_INTOTO_TARGET_DIGEST
           value: sha256@xyz

From this, we will generate a subject in intoto provenence:

{"name": "maven-test-0.0.1.jar", "digest": {"sha256": "abc"}}
{"name": "maven-test-0.0.1.pom", "digest": {"sha256": "def"}}
{"name": "maven-test-0.0.1-sources.jar", "digest": {"sha256": "xyz"}}

[tekton-robot]

Issues go stale after 90d of inactivity. Mark the issue as fresh with /remove-lifecycle stale with a justification. Stale issues rot after an additional 30d of inactivity and eventually close. If this issue is safe to close now please do so with /close with a justification. If this issue should be exempted, mark the issue as frozen with /lifecycle frozen with a justification.

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[tekton-robot]

Stale issues rot after 30d of inactivity. Mark the issue as fresh with /remove-lifecycle rotten with a justification. Rotten issues close after an additional 30d of inactivity. If this issue is safe to close now please do so with /close with a justification. If this issue should be exempted, mark the issue as frozen with /lifecycle frozen with a justification.

/lifecycle rotten

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[tekton-robot]

Rotten issues close after 30d of inactivity. Reopen the issue with /reopen with a justification. Mark the issue as fresh with /remove-lifecycle rotten with a justification. If this issue should be exempted, mark the issue as frozen with /lifecycle frozen with a justification.

/close

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[tekton-robot]

@tekton-robot: Closing this issue.

In response to this:

Rotten issues close after 30d of inactivity. Reopen the issue with /reopen with a justification. Mark the issue as fresh with /remove-lifecycle rotten with a justification. If this issue should be exempted, mark the issue as frozen with /lifecycle frozen with a justification.

/close

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