Add chain syncing via compact block filters (BIP 157)#828

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febyeji wants to merge 18 commits into

lightningdevkit:mainfrom

febyeji:add-cbf-chain-source

Commits on May 12, 2026

Add BIP 157 compact block filter chain source
febyeji
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Add CBF integration tests and documentation
febyeji
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Add optional fee source from esplora/electrum

randomlogin
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febyeji
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Remove race condition in test unified_send_receive

randomlogin
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febyeji
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Fix CBF chain source build errors and UniFFI bindings (#5)
febyeji
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Remove last_synced_height from cbf

randomlogin
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febyeji
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feat(cbf):
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test(cbf): strengthen wait_for_cbf_sync with state verification
febyeji
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Add test to capture wallet checkpoint push problems

randomlogin
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febyeji
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fix(cbf): use CheckPoint::insert for reorg-aware wallet sync

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febyeji
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remove latest_tip from the cbf chain source

randomlogin
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febyeji
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fix(cbf): treat UnknownHash as skip-this-cycle in fee_rate_cache_from_cbf

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febyeji
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fix(cbf): advance lightning-wallet sync timestamp when no scripts registered

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febyeji
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update kyoto version (#14)

randomlogin
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febyeji
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fix(cbf): rename BestBlock to BlockLocator after rebase onto main
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fix(cbf): replace lock().unwrap() with expect("lock")
febyeji
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Fix(cbf): stop kyoto during backoff wait (#16)

randomlogin
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febyeji
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Change `registered_scripts` from `Vec` to `HashSet` (#18)

randomlogin
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febyeji
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