Support IPC Message custom_metadata in ArrowStreamWriter and ArrowStreamReader Body - #283

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cmettler wants to merge 3 commits into

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cmettler:feature/ipc-message-custom-metadata

Commits on Mar 8, 2026

Expose IPC Message custom_metadata on ArrowStreamReader

EtheneaSA
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claude
committed
7d9c4fe
Add WriteRecordBatch overload with custom_metadata

EtheneaSA
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claude
committed
7c1828c

Commits on Mar 11, 2026

Add custom_metadata cross-language tests using pythonnet + pyarrow:
EtheneaSA
committed
fd4ff38