- Added `GitTokenStore` to handle token storage and metadata using Git as a backing storage.
- Implemented methods for initialization, save, retrieval, listing, and deletion of auth files.
- Updated `go.mod` and `go.sum` to include new dependencies for Git integration.
- Integrated support for Git-backed configuration via `GitTokenStore`.
- Updated server logic to clone, initialize, and manage configurations from Git repositories.
- Added helper functions for verifying and synchronizing configuration files.
- Improved error handling and contextual logging for Git operations.
- Modified Dockerfile to include `config.example.yaml` for initial setup.
- Added `gitCommitter` interface to handle Git-based commit and push operations.
- Configured `Watcher` to detect and leverage Git-backed token stores.
- Implemented `commitConfigAsync` and `commitAuthAsync` methods for asynchronous change synchronization.
- Enhanced `GitTokenStore` with `CommitPaths` method to support selective file commits.
- Introduced `Version` variable, set during build via `-ldflags`, to embed application version.
- Updated Dockerfile to accept `APP_VERSION` argument for version injection during build.
- Modified `.goreleaser.yml` to pass GitHub release tag as version via `ldflags`.
- Added version logging in the application startup.
- Added `.github/workflows/docker-image.yml` for automated Docker image build and push on version tags.
- Created `Dockerfile` to containerize the application.
- Updated README with instructions for running the application using Docker.
