fix(constructs): resolve the review's open questions from Noor's answers

fix(constructs): verify MFQ against the source the review sheet omitted

fix(constructs): correct the review pass after a validity review

chore(registry): record measured CPU throughput for all seven models

feat(constructs): apply the 2026-08-25 library review [spec 0007]

fix(models): drop the PsyEmbedding pooling workaround, re-pin to fixed repos

Pin all registry models to fixed HF commit hashes

new upload restrictions

Apply PI decisions: full construct library (rights approved), anon cap 200, drop CRS

Sync platform from lab mainline: dev instance ready to deploy