- Updated copyright notices across multiple files to reflect the new ownership.
- Refactored constant names to follow Go naming conventions, changing from uppercase to camel case (e.g., `APP_NAME` to `AppName`).
- Adjusted logging levels in debug statements to use the new constants.
- Modified test files to align with the updated constant names and environment variable usage.
- Updated `go.mod` and `go.sum` to use `golang.org/x/crypto v0.49.0`.
- Added new configuration parameters for spam protection in `config.go` and `config_test.go`.
- Introduced a new `blackhole` package with functionality for managing blackhole entries, including addition, removal, and persistence.
- Implemented tests for blackhole functionality and ensured compatibility with Python interop.
- Added discovery-related features for handling interface announcements and validation.
