What's Changed

• Support $ref and $defs in JSON Schema by @eiixy in https://github.com/sashabaranov/go-openai/pull/1030
• Improve unit test coverage by @sashabaranov in https://github.com/sashabaranov/go-openai/pull/1032
• Removed root $ref from GenerateSchemaForType by @eiixy in https://github.com/sashabaranov/go-openai/pull/1033
• Increase test coverage by @sashabaranov in https://github.com/sashabaranov/go-openai/pull/1036
• Configure Codecov to ignore examples & test helpers by @sashabaranov in https://github.com/sashabaranov/go-openai/pull/1038
• Improve image.go test coverage to 100% by @sashabaranov in https://github.com/sashabaranov/go-openai/pull/1039

Full Changelog: https://github.com/sashabaranov/go-openai/compare/v1.40.4...v1.40.5