Adds CI/CD and automated release pipeline

[hra42]

Sets up a robust build infrastructure and automated release process to ensure code quality and simplify distribution.

• Implements GitHub Actions for continuous integration, including automated testing, vetting, and formatting checks.
• Configures GoReleaser to automate the creation of GitHub releases, checksums, and cross-platform binaries.
• Integrates versioning support by injecting build metadata (version, commit, and date) into the binary.
• Adds a Makefile to standardize common development tasks like building, testing, and linting.
• Automates Homebrew formula updates upon new releases.
• Updates documentation to cover new installation methods via Homebrew and pre-built binaries.