feat(chain)!: make `CheckPoint` `data` field optional#2024

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LagginTimes wants to merge 7 commits intobitcoindevkit:masterfrom

LagginTimes:optional_data

Commits on Jan 8, 2026

feat(chain)!: make `CheckPoint` `data` field optional

LagginTimes
authored and
evanlinjin
committed
fix(chain): Fix `merge_chains` logic
evanlinjin
committed
test(chain): add test for `merge_chains`

LagginTimes
authored and
evanlinjin
committed
docs(chain): update `CheckPoint` and `LocalChain` docs

LagginTimes
authored and
evanlinjin
committed
test(core): add tests for CheckPoint::push and insert methods

evanlinjin
and
claude
committed
fix(core): fix `CheckPoint::insert` and `CheckPoint::push` logic

LagginTimes
authored and
evanlinjin
committed
fix(core): rework CheckPoint::insert and improve push logic
evanlinjin
committed