feat(projects): add authoritative lifecycle ingestion

CHANGELOG.md

@@ -8,9 +8,14 @@ All notable changes to this project are documented here. Format follows
 
 ### Added
 
-- Added a Buyer Project history destination and post-detail entry point for
-  bounded, authorized exact-project chronology. The release remains pending
-  protected-main review and Checks (ADR 0111).
+- Proposed source-owned project lifecycle ingestion with explicit versioned
+  event mappings, evidence-bound writes, idempotent replacement, withdrawal,
+  and aggregate audit digests (ADR 0112). This remains pending protected
+  review and Checks and is not a release claim.
+- Proposed Buyer Project history destination and post-detail entry point for
+  bounded, authorized exact-project chronology. The feature remains pending
+  protected-main review and Checks; it does not claim release until those
+  gates pass (ADR 0111).
 
 ## [2.17.0] - 2026-08-19