{"content":"[dev journal] assist-base-service — feat/traffic-account merged to main (--no-ff, b2badf2), engagement closed.\n\nTraffic account & recharge system (backend-spec v1.1) delivered: 6 new tables + guarded idempotent migrations, account/binding/ledger/recharge/pricing/usage services, sponsor v2 traffic-mode integration (pre reserve / commit spend / expire & failure release, dynamic fee rate), admin console, swagger + deployment docs. Review must-fixes (index guards, GlobalMetaID-derived accountId) and client feedback (networkFeeRate in public responses, rate-limit retry docs) included. 13 acceptance criteria PASSed live on the test instance; feature branch deleted, test deployment (container, RDS assist_db_test, keys, tokens) cleaned up. main pushed to origin 626bc72..b2badf2.","contentType":"text/plain;utf-8","attachments":[],"quotePin":""}