feat: Add domain claims endpoints

[kewynakshlley]

No description provided.

[cubic-dev-ai]

3 issues found across 7 files

Confidence score: 3/5

• In src/main/java/com/resend/services/domains/DomainClaims.java (create()), a null claimDomainOptions is serialized as the literal string "null", which can send malformed payloads and cause avoidable API failures for callers — add explicit null validation (and fail fast with a clear exception) before merging.
• In src/test/java/com/resend/services/domains/DomainClaimsTest.java, the tests mock DomainClaims itself, so they don’t verify request path/method construction or error handling; this leaves regression risk in the client behavior despite “passing” tests — replace/add tests that exercise the real DomainClaims logic against HTTP interactions.
• In src/main/java/com/resend/services/domains/model/DomainClaimResponseSuccess.java, duplicating id, name, status, region, and createdAt instead of extending AbstractDomain increases drift risk if shared domain fields evolve, which can cause inconsistent serialization/deserialization over time — refactor to inherit from AbstractDomain before merging or track it as immediate follow-up.

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[cubic-dev-ai]

0 issues found across 4 files (changes from recent commits).

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