v1.17.0

Changes since v1.16.0

• Release v1.17.0: inbound connector tools (7452d35)
• docs: date CHANGELOG 1.17.0 (d2141d4)
• Phase 4 review follow-up: document sticky provenance + delivery-log contract (01e9820)
• Phase 4 client: ingress source tools + provenance warning in task renders (2de6269)