Expose per-tenant cache residency (bytes) and hit/miss, reusing the tenant traffic-observability surface and its bounded-cardinality discipline. Part of #555. Design: #554. 馃 Generated with [Claude Code](https://claude.com/claude-code)
Expose per-tenant cache residency (bytes) and hit/miss, reusing the tenant traffic-observability surface and its bounded-cardinality discipline.
Part of #555. Design: #554.
馃 Generated with Claude Code