v1.8.0

What's Changed

• feat(governance): drop forced-off override for effect-class writes (Phase 3) by @cesteral in #112
• test(scripts): guard that every effect-class write lands in the release manifest by @cesteral in #113
• fix(dv360): implement DV360 v4 two-step custom bidding script/rules upload by @cesteral in #114
• chore(cleanup): SessionManager cleanup-failure telemetry + stale dv360 doc note by @cesteral in #115
• contract-hash: document cross-repo version-coordination contract (F2) by @cesteral in #116
• contract-schema: export cross-repo annotation parity vector (F1) by @cesteral in #117

Full Changelog: v1.7.0...v1.8.0