[#310] Publish bsk_rl wheels to PyPi

[ReeceHumphreys]

Description

Closes #308

Adds a automated release workflow that triggers on PR closes just like Basilisk.

Type of change

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to not work as expected)

How should this pull request be reviewed?

• By commit
• All changes at once

How Has This Been Tested?

https://github.com/AVSLab/bsk_rl/actions/runs/17926533753

A test tag was used to trigger a release to the test pypi index. Can be installed with

pip install \
  --index-url https://test.pypi.org/simple/ \
  --extra-index-url https://pypi.org/simple/ \
  bsk_rl

Future Work

N/A

Checklist

• I have performed a self-review of my code
• I have commented my code in hard-to-understand areas
• I have made corresponding changes to the documentation and release notes
• My changes generate no new warnings
• [] I have added tests that prove my fix is effective or that my feature works

[Copilot]

Pull Request Overview

This PR adds an automated release workflow to publish bsk_rl wheels to PyPI, similar to the existing Basilisk workflow. The workflow triggers on PR closes and creates tagged releases that are automatically published to PyPI.

• Enhances version bumper script to expose updated version to GitHub Actions
• Modifies PR closed workflow to create git tags after version bumps
• Adds new publish-wheels workflow that builds and publishes packages to PyPI on tag pushes

Reviewed Changes

Copilot reviewed 3 out of 3 changed files in this pull request and generated 1 comment.

File	Description
.github/workflows/version_bumper.sh	Adds GitHub Actions output to expose updated version number
.github/workflows/pull_request_closed.yml	Adds tag creation step using the bumped version
.github/workflows/publish-wheels.yml	New workflow for building and publishing wheels to PyPI/TestPyPI

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[Mark2000]

lgtm