fed-sx-m1: Step 2a — envelope:validate_shape/1 + get_field/2 + 15 shape tests
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2026-05-26 20:29:25 +00:00
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@@ -150,6 +150,11 @@ canonicalize_sx(V) -> ... % sorts dict keys, normalizes strings
## Step 2 — Activity envelope + signature verify
**Sub-deliverables:**
- [x] **2a**`next/kernel/envelope.erl` `validate_shape/1` + `get_field/2` (property-list envelope; Erlang maps `#{}` not supported in this port) + `next/tests/envelope_shape.sh` (15 cases)
- [ ] **2b**`canonical_bytes/1` over sig-stripped envelope (deterministic textual form via `cid:to_string` substrate) + tests
- [ ] **2c**`verify_signature/2` against actor key set, time-aware key validity per design §9.6 + tests
**Deliverables:**
```erlang
@@ -932,6 +937,7 @@ A few things still under-specified; resolve as work begins.
Newest first. One line per sub-deliverable commit. Erlang conformance gate
(`bash lib/erlang/conformance.sh`) must remain 729/729 on every entry.
- **2026-05-26** — Step 2a: `next/kernel/envelope.erl` `validate_shape/1` + `get_field/2` over property-list envelopes (Erlang `#{}` maps not supported in this port). `next/tests/envelope_shape.sh` 15/15 pass. Erlang conformance 729/729 preserved.
- **2026-05-26** — Step 1b: `next/kernel/nx_cid.erl` (from_sx/to_string/from_string/equals) — thin Erlang wrapper around the `cid:to_string/1` BIF. `next/tests/cid.sh` 13/13 pass. Module named `nx_cid` to avoid shadowing the `cid` BIF (user-module dispatch takes precedence over BIFs by module name). Erlang conformance 729/729 preserved.
- **2026-05-26** — Step 1a: `next/` skeleton created (kernel/, genesis/, tests/, data/), README, `.gitignore data/`. Erlang conformance 729/729 preserved.