Merge pull request #633 from openai/codex/pin-github-workflow-refs-20260326-184341

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release: 3.30.0

fix(api): align SDK response types with expanded item schemas

feat(api): add keys field to computer action types

chore(client): fix multipart serialisation of Default() fields

chore(internal): support default value struct tag

chore(tests): bump steady to v0.19.7

chore(ci): skip lint on metadata-only changes

fix(types): generate shared enum types that are not referenced by other schemas

chore(tests): bump steady to v0.19.6

fix(types): make Type required, correct enum in ResponseInputMessageItem

chore(internal): update gitignore

chore(tests): bump steady to v0.19.5

chore(tests): bump steady to v0.19.4