docs(requirements): add rings to laws

Add explicit northstar rings to the law requirements so redgate no longer reports missing-ring warnings for the first rows.

req: laws/001

req: laws/002

req: laws/003

req: laws/004

req: laws/005

AGENTS.md

@@ -55,7 +55,7 @@ Keep it stable. Prefer pointers to canonical sources over copied structure, file
 - Example behavior tests should prefer `hemx_test` generated-resource assertions over raw slot constants or raw effect/payload matching. req: test/008
 - Run the workout product exemplar with `cargo run -p hemx-xtask -- workout dev` and open `http://127.0.0.1:3028`; set `HEMX_WORKOUT_ADDR=127.0.0.1:3030` if the default port is busy. Its durable visual direction and recovery expectations live in `examples/workout/DESIGN.md`. req: examples/008
 - Use the same Workout command surface for tests, production build, and mobile release: `cargo run -p hemx-xtask -- workout test`, `cargo run -p hemx-xtask -- workout build`, `HEMX_WORKOUT_ORIGIN=https://workout.example.com cargo run -p hemx-xtask -- workout mobile-release`, and `HEMX_WORKOUT_ORIGIN=https://workout.example.com cargo run -p hemx-xtask -- workout mobile-verify`; Android/iOS SDKs, store submission targets, and signing remain external blockers, not repo-owned secrets. req: examples/006 req: examples/011
-- hemx core stays small: effects, typed ids, registries, and wire schema only.
+- hemx core stays small: effects, typed ids, registries, and wire schema only; keep features in core only when they fit typed resources plus EffectBatch ops. req: laws/001
 - Routing, auth, sessions, transport, transitions, sync, and storage belong in integration/user crates.
 - Public examples and beginner APIs should use templates plus Rust, generated resources, and `IntoEffect`, not raw ids, selectors, wire formats, or runtime opcodes. req: canonical_authoring/001 req: canonical_authoring/004 req: canonical_authoring/006 req: canonical_authoring/010 req: canonical_authoring/015
 - Typed partial swaps should stay expressed as generated target plus rendered partial plus swap kind, not selector-driven rerendering. req: canonical_authoring/002 req: canonical_authoring/014

REQUIREMENTS.md

@@ -12,19 +12,19 @@ client app state framework.
 ## laws
 
 ### req: law/001
-001	A feature belongs in core only if it can be expressed as typed resources plus EffectBatch ops.
+0	001	A feature belongs in core only if it can be expressed as typed resources plus EffectBatch ops. [north_star]
 
 ### req: law/002
-002	A feature belongs in an integration crate if it depends on transport, framework, auth, storage, browser capability, or deployment policy.
+0	002	A feature belongs in an integration crate if it depends on transport, framework, auth, storage, browser capability, or deployment policy. [north_star]
 
 ### req: law/003
-003	A feature belongs in generated API if it improves author ergonomics without adding runtime semantics.
+0	003	A feature belongs in generated API if it improves author ergonomics without adding runtime semantics. [north_star]
 
 ### req: law/004
-004	A feature belongs in user code if it is business logic, domain validation, routing policy, authorization policy, persistence, or layout choice.
+0	004	A feature belongs in user code if it is business logic, domain validation, routing policy, authorization policy, persistence, or layout choice. [north_star]
 
 ### req: law/005
-005	Add one primitive only if it removes at least five special cases.
+0	005	Add one primitive only if it removes at least five special cases. [north_star]
 
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