v1.1.2

1. Fixed wildcard record handling to support:

   • Wildcard A records
   • Wildcard CNAME records
   • Proper domain name canonicalization with trailing dots

2. Implemented proper DNS response codes:

   • NOERROR (0) when domain exists but requested record type doesn't
   • NXDOMAIN (3) when domain doesn't exist
   • Converting relay SERVFAIL (2) to NXDOMAIN (3)

3. Fixed record type handling:

   • CNAME resolution
   • MX records with additional A records for MX targets
   • TXT record with proper string concatenation
   • Proper handling of non-existent record types

4. Enhanced test coverage:

   • Table-driven tests for different record types
   • Testing both with and without relay configuration
   • Edge cases for non-existent domains and record types
   • Wildcard matching scenarios
   • Response code verification

5. Added proper logging for debugging and monitoring

Full Changelog: v1.1.1...v1.1.2