test: github workflows

[Faraz32123]

Add basic Github workflows.

[Copilot]

Pull request overview

This PR introduces GitHub Actions automation for the games XBlock repository by adding two workflows: one for publishing Python packages to PyPI when tags are pushed, and another for enforcing commit message conventions on pull requests using the OpenEdx organization's shared commitlint workflow.

Key Changes:

• Automated PyPI package publishing triggered by git tags
• Commit message linting on pull requests using OpenEdx shared workflow

Reviewed changes

Copilot reviewed 2 out of 2 changed files in this pull request and generated 5 comments.

File	Description
.github/workflows/publish.yml	Workflow for building and publishing the Python package to PyPI on tag push events
.github/workflows/commitlint.yml	Workflow for validating commit messages in pull requests using OpenEdx's reusable workflow

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[Copilot]

Pull request overview

Copilot reviewed 3 out of 3 changed files in this pull request and generated 4 comments.

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