[DOCS] Update CLAUDE.md with template routing guide

[ashleyshaw]

Add "PR & Issue Template Selection" section to CLAUDE.md with quick reference for Claude agents.

Details

• Add after "Git & Branching Strategy" section
• Quick reference: branch name → template
• Quick reference: issue characteristics → template type
• Link to detailed guidance in instruction files
• Keep it concise but complete

Content

1. Quick PR Template Selector (table: branch prefix → template)
2. Quick Issue Template Selector (table: type → template)
3. Before Opening a PR: Template selection checklist
4. Before Creating an Issue: Template selection checklist
5. Links to full guidance in AGENT.md and instructions/

Acceptance Criteria

• CLAUDE.md has clear template selection guidance
• Both PR and issue template selection covered
• Quick reference tables are accurate
• Links point to authoritative guidance (AGENT.md)

Metadata

Issue Type: Task
Priority: High
Phase: 2 - Documentation & Guidance
Effort: 1h
Depends on: #7

Project: Template Enforcement & Governance

[linear-code]

LS-861

[ashleyshaw]

Status Update: Backlog published to develop ✅

Template enforcement project backlog is now live. This issue is Phase 2 (Documentation) and depends on Phase 1 completion (#709–#711).

Complete backlog: .github/projects/active/template-enforcement-governance/ISSUES.md
Action plan: .github/projects/active/template-enforcement-governance/ACTIONS.md

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