{"spec_id":"portfolio-governance-health","title":"Portfolio Governance Health -- Coherence Score, Right-Sizing, and Living Metrics","summary":"Provide the measurement and governance layer that lets the network reason about its idea portfolio as one coherent system -- with grounded metrics that replace guesswork, coherence scoring from 9+ signals, automatic right-sizing detection, workspace vitality tracking, CC economics with treasury invariants, and a distribution engine that pays contributors based on proven impact.","potential_value":0.0,"actual_value":1.0,"estimated_cost":0.0,"actual_cost":1.0,"value_gap":0.0,"cost_gap":1.0,"estimated_roi":0.0,"actual_roi":1.0,"idea_id":"portfolio-governance","process_summary":"Governance change requests with voting and auto-apply; Grounded idea metrics (actual_value vs potential_value); Coherence score from 9+ signals; Right-sizing detection (too_large, too_small, overlap via TF-IDF); Workspace vitality (6 living-system health signals)","pseudocode_summary":null,"implementation_summary":"api/app/services/governance_service.py (create_change_request, vote_on_change_request, apply_approved); api/app/services/grounded_idea_metrics_service.py (compute_idea_metrics, compute_portfolio_health); api/app/services/coherence_service.py (compute_coherence_score); api/app/services/right_sizing_service.py (build_report, compute_granularity_signal, apply_suggestion); api/app/services/vitality_service.py (compute_vitality); api/app/services/cc_economics_service.py (get_supply, stake, unstake); api/app/services/distribution_engine.py (compute_distribution)","created_by_contributor_id":null,"updated_by_contributor_id":null,"created_at":"2026-04-09T03:10:08.991583Z","updated_at":"2026-04-09T03:10:08.991583Z","content_path":"specs/portfolio-governance-health.md","content_hash":"c1fbb6bdb413dbdd","workspace_id":"coherence-network"}