Add Docker file, publish the Docker image in CI

[sepideh-abedini]

Summary

Adding support for Docker to the project for easier installation and setup. This way, users can run MaskSQL with a single command without any installation or setup.

Clickup Ticket(s): https://app.clickup.com/t/868gqbcfz

Type of Change

• 🐛 Bug fix (non-breaking change that fixes an issue)
• [ x] ✨ New feature (non-breaking change that adds functionality)
• 💥 Breaking change (fix or feature that would cause existing functionality to not work as expected)
• 📝 Documentation update
• 🔧 Refactoring (no functional changes)
• ⚡ Performance improvement
• 🧪 Test improvements
• 🔒 Security fix

Changes Made

• Added Docker file to build MaskSQL image that includes all necessary libraries.
• Added docker-compose file to specify the runtime setup of the container
• Added local docker-compose file for developers who want to build the image locally and experiment with it
• Added Github actions workflow to build and publish the image for both ARM/AMD64 platforms on the ghcr.io

Testing

• [ x] Tests pass locally (uv run pytest tests/)
• [x ] Type checking passes (uv run mypy <src_dir>)
• [ x] Linting passes (uv run ruff check src_dir/)
• Manual testing performed (describe below)

Checklist

• [ x] Code follows the project's style guidelines
• [ x] Self-review of code completed
• [ x] Documentation updated (if applicable)
• [ x] No sensitive information (API keys, credentials) exposed