tests: tenant-scoped analytics + CSAT-scale charts, eval sqlite-first rows

fix(eval): correct product scoring and retrieval ranking

eval: derive product questions from chunks

eval: tighten tenant scope matching

eval: fix chat retrieval scoring and tenant scope fallback

eval: tighten tenant scoping and fallback diagnosis

eval: filter stale eval sets and diagnose idk rows

eval: filter cross-tenant analytics seeds

eval: add prompt-aware judge diagnostics

eval: add separate Groq judge layer

evals: add context recall and likely-cause hints

evals: improve live scoring and admin diagnostics

evals: add ranked retrieval and grounded answer metrics

evals: harden kb question quality and grading consistency

evals: remove cwd assumptions and expand coverage

evals: tighten grading and harden standalone suite

eval: harden DB-grounded suite and rotation