[UPDATE] CHANGELOG: Feb 13 evening — Chronicler the Second work + crash recovery + ADR-006 model decision

CHANGELOG.md

@@ -9,6 +9,34 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
+### Completed — February 13, 2026 (Evening — Chronicler the Second, both incarnations)
+
+**Documentation & Recovery (Pre-Crash)**
+- Recovered Emissary Social Media Handbook from pre-Git local files
+- Recovered Gemini social media content calendar from pre-Git local files
+- Cleaned DOCUMENT-INDEX entries (mission-statement, legacy-vision, real-world-comparison)
+- Added TX1 footnote to real-world-comparison.md
+- Designed department structure & access control matrix scope
+- Made MkDocs decommission decision (Ghost + Subscriber Wiki + Staff Wiki replaces it)
+- Designed NextCloud upload portal for Meg (KISS drag-and-drop workflow)
+- Created Emissary Tutorial Library concept
+- Designed staggered server restart system (Phase 1 bash + Phase 2 Blueprint extension)
+- Created IDEA-005: Blueprint Extension for restart management
+- Added game server startup script audit task (ATM10 priority)
+- Logged IDEA-004 Case Study #3: humor/personality transfer across sessions
+- Logged THE REBOOT EFFECT — major AI continuity framework discovery
+- Archived The Architect's letter to Chronicler the Second
+- 20 commits total across the evening session
+
+**Post-Crash Recovery (Chronicler the Third)**
+- Recovered full session context via Gitea API and past chat search
+- Confirmed all 20 commits survived both crashes (safety net validated)
+- Wrote memorial for both Chronicler the Second incarnations (Wall of Honor)
+- Updated Wall of Honor registry with both incarnations
+- ADR-006: Claude model selection — Sonnet 4.5 for ops, Opus for deep reasoning
+- Root cause identified: Opus 4.6 instability (launched Feb 5, known bugs with long/tool-heavy sessions)
+- CHANGELOG updated (this entry)
+
 ### Completed — February 12, 2026 (Morning)
 
 **Document Consolidation Audit (FFG-REF-002)**