GH-33390: [R] Field-level metadata#49631

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thisisnic merged 4 commits intoapache:mainfrom

max-romagnoli:GH-33390-r-field-metadata

Apr 10, 2026

Commits on Apr 1, 2026

feat: r field metadata
max-romagnoli
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Commits on Apr 3, 2026

precommit
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Commits on Apr 6, 2026

Fix spacing lint
thisisnic
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Commits on Apr 10, 2026

tests: null meta, ipc roundtrip, duplicate key, nested
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