feat(engine): `WriteTxn` - validate schema + open each data table once per write - #298

Merged

ragnorc merged 14 commits into

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rfc-013-step-3b-writetxn-v2

Jun 23, 2026

Commits on Jun 22, 2026

docs(rfc-013): step-3b handoff + §4.1 corrections (validated)
ragnorc
committed
7f48c32
test(engine): RED step-3b capture-once fitness asserts + open_count probe
ragnorc
committed
0ca2411
feat(engine): WriteTxn carrier + open_write_txn (3b scaffolding)
ragnorc
committed
21114d2
test(engine): scope write-path open_count to data tables (RFC-013 step 3b)
ragnorc
committed
a97180e
feat(engine): validate the schema contract once per write (RFC-013 step 3b)
ragnorc
committed
089095e
feat(engine): open each data table once per write (RFC-013 step 3b)
ragnorc
committed
468922c

Commits on Jun 23, 2026