Add system changelog section to Periodic templates

[BugRoger]

Parent Epic

• Weekly Rituals System #9 Weekly Rituals System

Description

Add a changelog section at the tail of Periodic templates to track all system-generated modifications. Each entry should include timestamp, reason for change, and what was updated.

Scope

Files:

• 00_Brain/Systemic/Templates/Periodic/weekly.md
• 00_Brain/Systemic/Templates/Periodic/daily.md
• 00_Brain/Systemic/Templates/Periodic/monthly.md
• 00_Brain/Systemic/Templates/Periodic/quarterly.md

Requirements

Changelog Format

## Changelog

| Date | Reason | Changes |
|------|--------|---------|
| YYYY-MM-DD HH:MM | [Ritual/action that triggered] | [What was updated] |

Behavior

• Skills that modify archived notes should append to this log
• Provides audit trail for AI-generated changes
• Helps user understand what was auto-populated vs. manually written

Acceptance Criteria

• Changelog section present in all Periodic templates
• Skills that modify archives append to changelog
• Format is consistent and scannable