# 4.6 — Namespace/resource-name validation by snapshot membership (GREEN)

Phase: 4 — Terminal (Surface C)
Stage: GREEN

Depends on: [4.2](4.2-exec-test.md), [1.7](1.7-dto-allowlist.md)

- [ ] Namespace and resource-name arguments validated by **set membership against current snapshot**, not regex/escaping

## Verify

```bash
go test ./... -run TestExec -v
```