[deploy-plugin DPB-23] CF-PROBE: live Workers conformance, Miniflare fidelity, token story

[rickylabs]

Part of #892 (RFC #891; corpus .llm/runs/plan-deploy-plugin--seed/ r5).

Findings-only probe: live Workers deploy of a NetScript service; Miniflare-vs-production fidelity measurement; nodejs_compat coverage for the service runtime's node: touchpoints; the CI token story (no OIDC on Cloudflare). Anti-scope: no adapter code ships from this card (L-7).

Acceptance

• gate: probe report committed with live evidence ids
• gate: go/no-go recommendation for the adapter card recorded

Metadata

Dependencies: DPB-5
Delivery shape: probe card, findings-only