feat(errors): add structured error registry with classification, metrics, and observability (#2261)

feat(rpcsmartrouter): add clock injection debug server for QoS integration tests (#2259)

fix: context cancellation handling and relay timeout configurability (#2258)

fix(rpcsmartrouter): reset endpoint health on epoch transition (#2256)

fix(chaintracker): two-phase retry for Solana block-not-available (-32004) (#2254)

update average_block_time (#2245)

feat: Avalanche C and P chains specs (#2247)

fix(lavasession): prevent stale reconnect candidates from polluting reported providers (#2253)

fix: Changed Cardano spec index value to CARDANO(T) (#2251)

feat(metrics): align provider metrics with lava_provider_ spec (#2239)

feat: Cardano spec (#2241)

chore(metrics): cleanup consumer/smart-router metrics and add documentation (#2240)

fix(smart-router): extract policy validation from ParseMsg (#2244)

cleanup: remove dead SkipRelaySigning global (#2246)

chore(deps): bump github.com/gofiber/fiber/v2 from 2.52.9 to 2.52.12 (#2248)