feat: Add github action to run automated tests (black, ruff, etc.) for pull requests

[dklawren]

No description provided.

[Copilot]

Pull request overview

This PR adds GitHub Actions automated testing infrastructure for the project, including linting with black and ruff, and modernizes the project configuration by introducing pyproject.toml. The changes also include code formatting improvements to main.py to align with the new style requirements.

Changes:

• Added GitHub Actions workflow for running automated tests on pull requests
• Created test_formatting.py to validate code style with black and ruff
• Migrated project configuration to pyproject.toml with proper tool configurations
• Updated requirements.txt to pip-compile format with dependency hashes
• Applied code formatting improvements to main.py (import ordering, type hints, line wrapping)

Reviewed changes

Copilot reviewed 4 out of 5 changed files in this pull request and generated 5 comments.

Show a summary per file

File	Description
.github/workflows/tests.yml	New GitHub Actions workflow to run pytest on PRs targeting main branch
test_formatting.py	New test file with code style validation tests for black and ruff
pyproject.toml	New project configuration file with metadata, dependencies, and tool configurations
requirements.txt	Migrated to pip-compile format with cryptographic hashes for security
main.py	Code formatting improvements including import ordering, type hints, and line length adjustments

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