per-project Deno isolate pool with a Node bridge. one isolate per project, pooled and warm-cached. cold start target < 200ms P50. see CLAUDE.md §7.3 and docs/BUILD_PLAN.md Phase 1 week 5-6.
status: skeleton. implementation lands when the schema + cli deploy loop is ready to feed it bundles.
permission model (target):
--allow-net=<allowlist> — outbound only, private IP blocklist per CLAUDE.md §5.3--allow-env=<injected-vars> — scoped to the project's env--allow-read / --allow-write beyond /tmp/<isolate-id>lifecycle: