Research brief

Status: complete; published 2026-08-19

Scope as inventoried at kickoff (v0 held); layer-specific questions answered in findings: compute posture (H18 refined), sandbox requirement boundary (H19 refined), orchestration runtime choice (CD-7), egress/identity/durability/cold-start patterns. Maintainer POV: Batch A kickoff questions 1-2 (2026-08-19).

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Source: research/R01-infrastructure/brief.md in the evidence repository behind this site.