docs(rfc-timetable): mark v0.2 as Approved

dev-docs/RFC-TIMETABLE-Artist-Timetable-Module.md

@@ -2,7 +2,8 @@
 
 ## 1. Status
 
-- **State:** Draft for review
+- **State:** Active
+- *Approved:* 2026-05-08
 - **Created:** 2026-05-08
 - **Version:** v0.2
 - **Owner:** Bert Hausmans
@@ -1646,6 +1647,15 @@ Specific scenarios:
 
 ---
 
+## 17. Document history
+
+| Version | Date | State | Note |
+|---------|------|-------|------|
+| v0.1 | 2026-05-08 | Superseded | Initial draft |
+| v0.2 | 2026-05-08 | Approved | Engagement model, Buma/VAT, deal info, prototype-audit alignment |
+
+---
+
 End of RFC v0.2. This document is the authoritative spec for the
 Artist Timetable & Engagement module across **6 implementation
 sessions, 22-26 days total**. Implementation prompts will reference