v2.0.15

What's Changed

• perf: speed up witness codec (salt v1.0.5, zstd level 9 -> 1) by @flyq in #149
• feat: fetch witnesses directly from R2 and rehome megaeth-witness-r2 as stateless-r2 by @flyq in #152
• perf: zero-validation light witness decode; switch debug-trace-server onto it by @flyq in #154
• feat(metrics): per-endpoint RPC attempt metrics + timeout reasons by @vincent-k2026 in #156
• feat(stateless-core): validate_block_deriving_updates — changeset-deriving validation entry point by @flyq in #155
• docs: add stateless-validator review checks to REVIEW.md by @vincent-k2026 in #157
• feat(debug-trace-server): age-based witness routing, configurable old-block budget, tip buffer by @flyq in #158
• chore: bump mega-evm to v1.7.0 and validator to v2.0.15 by @flyq in #150
• chore: sync stateless-r2 Cargo.lock entry to v2.0.15 by @flyq in #159
• feat: Rex6 genesis wiring (rex6Time + rex6MinRotationDelay) by @flyq in #160

New Contributors

• @vincent-k2026 made their first contribution in #156

Full Changelog: v2.0.14...v2.0.15