add ci for windows

[PraveenAcx]

Description

This PR adds GitHub Actions CI workflows to build and test the Eclipsa audio plugin on both Windows and macOS platforms. This ensures that pull requests don't break platform compatibility and provides automated validation before merging to main.

Changes

CI Workflow
Added cmake-multi-platform.yml for Windows (windows-latest) and macOS (macos-14) builds
Added Git LFS support to properly checkout binary dependencies

Validation and Acceptance Criteria

Briefly describe how this PR meets any acceptance criteria defined in the linked issue.

• macOS builds complete successfully on GitHub Actions runners
• Windows builds complete successfully on GitHub Actions runners

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[joelmacx]

Looks good. There's merit at some point in putting the larger more complex steps in their own files. As the pipeline is simple this system is fine for now.

[PraveenAcx]

Looks good. There's merit at some point in putting the larger more complex steps in their own files. As the pipeline is simple this system is fine for now.

Thanks for the feedback. Agreed on keeping it simple for now and extract the complex steps into separate scripts in a future PR.

[joelmacx]

👍