v0.5.0

What's Changed

• feat(verify): publishCheckpoint calldata reader (FOR-418 Phase 1) by @robinbryce in #35
• feat(verify): checkpoint-chain providers + calldata/.sth parity (FOR-418 Phase 2) by @robinbryce in #36
• fix(verify): Phase 2 review remediation R1-R3, R5(partial), R6 (FOR-418) by @robinbryce in #37
• feat(verify): checkpoint links carry their raw consistency proof (FOR-418 3c prep) by @robinbryce in #38
• feat(resolve-receipt): rename create-receipt + tile-free .sth freshen (FOR-418 Phase 3c) by @robinbryce in #39
• feat(resolve-receipt): calldata freshen source (FOR-418 Phase 3c) by @robinbryce in #40
• feat(resolve-receipt): complete Phase 3c + --payload freshen + v0.5.0 (FOR-418) by @robinbryce in #42
• docs(trust-model): freshness/sealing/authority split + TRUST-MODEL.md (FOR-418) by @robinbryce in #43

Full Changelog: v0.4.0...v0.5.0