chore(memory): L0 line-1 convention — all files start with L0 summary

Migrated all memory files to have L0 comment as first line,
consistent with upstream PAI convention.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

memory/cog-meta/improvements.md

@@ -1,5 +1,5 @@
-# Cog — Improvements
 <!-- L0: Feature ideas, wishlists, and repair notes -->
+# Cog — Improvements
 
 <!-- Edit in place by section. -->
 

memory/cog-meta/patterns.md

@@ -1,4 +1,4 @@
-# Cog — Learned Patterns
 <!-- L0: Distilled interaction and workflow rules from experience -->
+# Cog — Learned Patterns
 
 <!-- Edit in place. Distill self-observations into actionable patterns. Timeless rules only. HARD LIMIT: 110 lines / 7.5KB. -->

memory/cog-meta/scenario-calibration.md

@@ -1,5 +1,5 @@
-# Scenario Calibration
 <!-- L0: Prediction accuracy tracker for decision scenarios -->
+# Scenario Calibration
 
 <!-- Updated by /reflect when scenarios resolve. -->
 

memory/cog-meta/self-observations.md

@@ -1,4 +1,4 @@
-# Cog — Self-Observations
 <!-- L0: What worked and didn't in interactions — append-only -->
+# Cog — Self-Observations
 
 <!-- Append-only. Format: - YYYY-MM-DD [tag]: observation -->

memory/hot-memory.md

@@ -1,5 +1,5 @@
-# Hot Memory
 <!-- L0: Cross-domain strategic context — identity, active priorities -->
+# Hot Memory
 
 <!-- Rewrite freely. Keep under 50 lines. -->
 <!-- Run /setup to populate this with your domains and priorities. -->

memory/personal/action-items.md

@@ -1,5 +1,5 @@
-# Personal — Action Items
 <!-- L0: Open and completed tasks -->
+# Personal — Action Items
 
 <!-- Format: - [ ] task | due:YYYY-MM-DD | pri:high/medium/low | added:YYYY-MM-DD -->
 

memory/personal/entities.md

@@ -1,4 +1,4 @@
-# Personal — Entities
 <!-- L0: People, places, and things -->
+# Personal — Entities
 
 <!-- Edit in place by ### Name header. -->

memory/personal/hot-memory.md

@@ -1,4 +1,4 @@
-# Personal — Hot Memory
 <!-- L0: Current state and top-of-mind for personal life -->
+# Personal — Hot Memory
 
 <!-- Rewrite freely. Keep under 50 lines. -->

memory/personal/observations.md

@@ -1,4 +1,4 @@
-# Personal — Observations
 <!-- L0: Timestamped observations and events -->
+# Personal — Observations
 
 <!-- Append-only. Format: - YYYY-MM-DD [tags]: observation -->