Add `returnable: false` field option#1108

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jwils wants to merge 2 commits intomainfrom

joshauw/fetchable-false-prototype

Commits on Apr 6, 2026

Prototype: fetchable: false field option to exclude fields from _source

jwils
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claude
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Commits on Apr 7, 2026

Rename fetchable field option to returnable
jwils
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