script: add and default to SIGHASH_ALL_WITH_RANGEPROOF for pre-taproot signing - #1584

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delta1:2026-08-sighash-default

Commits on Aug 18, 2026

test: ruff format for feature_sighash_rangeproof.py
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529eaa1
script: add SIGHASH_ALL_WITH_RANGEPROOF and DefaultSighashType; strip rangeproof bit for Taproot signing
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6a531c2
node: expose Chain::isSighashRangeproofActive() (tip-based dynafed check)
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be15b06
chainparams: add SighashRangeproofActiveByParams() for offline gating
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2d625d4
wallet: default to rangeproof-committing sighash when dynafed active
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e5bd24e
rpc: default raw signing to rangeproof-committing sighash when dynafed active
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fbd9fb1
bitcoin-tx: default to rangeproof-committing sighash via chain params
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eedea3c
test: assert wallet default commits rangeproofs post-dynafed
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897fdc8
doc: release note for default rangeproof-committing sighash
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bbb1f5a