Created Docker Compose Component

[Mahajanet]

What does this PR do?

There is now a docker-compose reference in Devfile which allows to provide an existing docker-compose file for the application definition. Created the component, wrote for validation and testing.

Link to Issue

#1120

PR acceptance criteria

Testing and documentation do not need to be complete in order for this PR to be approved. We just need to ensure tracking issues are opened.

• Open new test/doc issues under the devfile/api repo
• Check each criteria if:
• There is a separate tracking issue. Add the issue link under the criteria
  or
• test/doc updates are made as part of this PR
• If unchecked, explain why it's not needed

• A new component in devfile API for docker-compose file reference [completed]
• validation need to be done for the new component [completed]
• new tests for testing the new component [completed]

• Unit/Functional tests

• QE Integration test

• Documentation

• Client Impact

How to test changes / Special notes to the reviewer

[openshift-ci]

[APPROVALNOTIFIER] This PR is NOT APPROVED

This pull-request has been approved by: Mahajanet

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• OWNERS

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[kadel]

shouldn't this be compose?

[amisevsk]

Please remove blank lines below documentation comments:

Suggested change

	type ComposeFileComponentLocation struct {
	// Type of Compose file Component Location
	LocationType ComposeFileComponentLocationType `json:"locationType,omitempty"`
	// Location uri of the docker-compose file
	Uri string `json:"uri,omitempty"`
	// Inline docker-file
	Inlined string `json:"inlined,omitempty"`
	}
	type ComposeFileComponentLocation struct {
	// Type of Compose file Component Location
	LocationType ComposeFileComponentLocationType `json:"locationType,omitempty"`
	// Location uri of the docker-compose file
	Uri string `json:"uri,omitempty"`
	// Inline docker-file
	Inlined string `json:"inlined,omitempty"`
	}

(see https://tip.golang.org/doc/comment)

[github-actions]

This PR is stale because it has been open for 90 days with no activity. Remove stale label or comment or this will be closed in 60 days.

[maysunfaisal]

@yangcao77 this PR has also been tagged as stale. Do we want to get someone to take a look at it?

[yangcao77]

@maysunfaisal this PR was opened just for POC, and is not ready for review, all tests are missing.
We can close off this PR, but it is a good starting point for the next person going to take the ownership of the issue.