Updated changelog add first pass at tag release workflow

[mrchrisadams]

This pull request includes several changes to automate the release process, update the project version, and improve the command-line interface. The most important changes include adding a GitHub Action for automated publishing, updating the version in pyproject.toml, and enhancing the serve command to respect custom host and port values.

Automation and CI/CD:

• Added a GitHub Action workflow for automated publishing of the Python package to PyPI upon tagging a release. This includes steps for setting up dependencies, checking version consistency, and publishing the package. (.github/workflows/release.yml)

Versioning:

• Updated the project version to 0.0.8rc1 in pyproject.toml. (pyproject.toml)

Changelog:

• Updated CHANGELOG.md to include changes for version 0.0.8, such as switching to more detailed exceptions, adding support for JSON Schema generation, Sentry integration, and the new GitHub Action for automated publishing. (CHANGELOG.md)

Command-line Interface:

• Modified the serve command to respect the provided host and port values, improving flexibility for running the server. (src/carbon_txt/cli.py)
• Updated the run-cli command in justfile to pass additional options, enhancing its usability. (justfile)