v0.3.0

What's Changed

• refactor: fix error handler by @drish in https://github.com/resendlabs/resend-python/pull/17
• refactor: updates sdk usage method by @drish in https://github.com/resendlabs/resend-python/pull/18
• feat: api keys support by @drish in https://github.com/resendlabs/resend-python/pull/19
• feat: support domains by @drish in https://github.com/resendlabs/resend-python/pull/20

Full Changelog: https://github.com/resendlabs/resend-python/compare/v0.2.0...v0.3.0