feat: copilot files (instructions and setup steps)

[jmeridth]

This ensures that when we have the copilot agent writing PRs, it sets up its environment correctly and understands our standards for coding.

• Copilot Instructions file (docs)
• Copilot Setup Steps (docs)

Already added to Evergreen

Pull Request

Proposed Changes

Readiness Checklist

Author/Contributor

• If documentation is needed for this change, has that been included in this pull request
• run make lint and fix any issues that you have introduced
• run make test and ensure you have test coverage for the lines you are introducing
• If publishing new data to the public (scorecards, security scan results, code quality results, live dashboards, etc.), please request review from @jeffrey-luszcz

Reviewer

• Label as either bug, documentation, enhancement, infrastructure, maintenance or breaking

[Copilot]

Pull Request Overview

This PR adds GitHub Copilot configuration files to establish development environment setup and coding standards for the Copilot coding agent.

• Adds a GitHub Actions workflow to define environment setup steps for Copilot
• Creates instructions file to communicate project structure and development standards to Copilot

Reviewed Changes

Copilot reviewed 2 out of 2 changed files in this pull request and generated no comments.

File	Description
.github/workflows/copilot-setup-steps.yml	Defines automated environment setup for Copilot including Python installation and dependency management
.github/copilot-instructions.md	Provides project overview, code standards, and repository structure guidance for Copilot

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