[Child] Plan: File Organization Refactoring - Migration & Validation

[ashleyshaw]

Parent Issue: #906

Overview

Create a migration plan to align repository file organisation with CLAUDE.md boundaries.

In-Scope

• Ordered migration steps
• Validation checks and rollback strategy
• Timeline and dependency notes

Checklist

• Migration sequence defined
• Validation criteria defined
• Rollback plan documented
• Risks and owners captured

Deliverables

• File organisation migration plan
• Validation and rollback checklists

Related Files

• CLAUDE.md
• instructions/file-organisation.instructions.md

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Definition of Ready (DoR)

• Task described and scoped
• Estimate added if relevant

Definition of Done (DoD)

• Task completed and documented
• Changelog entry prepared for PR
• PR uses correct branch prefix

[linear-code]

LS-990

LS-1069

[github-actions]

✅ Template check passed after update. Thanks for fixing the issue body.