## Feature 003: View session history and statistics

**Sources:** review-today-s-session-count, review-weekly-and-all-time-history, trust-the-app-to-retain-data-across-sessions
**Personas:** reflective practitioner seeking self-insight, data-curious user
**Stack span:** full-stack
**Tier:** v1

**Description:**

User can review today's completed sessions at a glance, inspect weekly trends, and explore all-time history to understand their work patterns.

**Constituent tickets:**
- ticket-007-session-counter-display
- ticket-008-weekly-history-view
- ticket-009-all-time-history-view
- ticket-010-session-persistence-layer
