## Context Single fleet health grade computed from weighted metrics across both domains. Parent: #42. ## Acceptance Criteria - [ ] Fleet grade (A–F) computed from weighted: MTTR, cascade_prevention_rate, detection_latency_p95, brier_score - [ ] Each metric has configurable weight (formula documented in code) - [ ] Trendlines show 30-day history for each metric - [ ] Grade surfaced in the shell default view ## Dependencies Blocked by: none | Blocks: none ## Notes No model tier.
Context
Single fleet health grade computed from weighted metrics across both domains. Parent: #42.
Acceptance Criteria
Dependencies
Blocked by: none | Blocks: none
Notes
No model tier.