41 rules classified executable / checkable / decorative, each tagged with
the failure class it catches. Counts: 11 executable, 22 checkable, 4
decorative (one of them dead policy).
Audit: history/260731-inner-loop-rule-audit.md
New tools/loop-lint.py makes 7 rules executable (tier declared, chaos
roll recorded, tier-L review trail, unmeasured-in-evidence, whole-file
loadability, reporting tools expose --self-test). It found three real
violations on its first run, none previously visible:
- specs/ArchitectureBlueprint.md was 543 lines against a ~400 limit
the loop has stated since v0.2 and never measured. Split at its own
section boundaries into Blueprint (1-8) + Runtime (9-15).
- tools/dep-weight.py and tools/rule-coverage.py had positive-control
logic and no --self-test, so nothing verified the control worked.
Adding rule-coverage's self-test exposed a latent instance of the exact
class this workplan is about: if the spec regex stopped matching, rules
was empty, missing was empty, and the tool exited 0 reporting "0/0" --
a silent pass, in the tool that reports our headline AM-1 number. Both
tools now assert they found something before reporting.
Two demotions applied in the spec rather than left implicit: "structured
over prose" is marked guidance (nothing can check it), and the 8k/10k
token budget is struck through and marked DEAD POLICY pointing at T05.
The audit's uncomfortable finding: rule 13 (re-derive inherited numbers)
has no mechanical form, is deliberately left decorative, and caught the
LARGEST error in CB-WP-0002. That is a counter-example to this
workplan's own hypothesis. "A rule that cannot be executed is not a
rule" is wrong as stated; the defensible version is that such a rule
cannot be relied on to fire, so it must not be the only defence for a
class that matters.
Class coverage: harness-does-nothing has five executable rules;
trusted-arithmetic has ZERO and produced the largest single error.
make loop-lint and make self-tests wired into `make all` and CI.
Co-Authored-By: Claude Opus 5 <noreply@anthropic.com>
221 lines
7.1 KiB
Markdown
221 lines
7.1 KiB
Markdown
# Clay-Borg Architecture — Runtime, Tooling, and Process
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Second half of the architecture blueprint, split from
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[ArchitectureBlueprint.md](ArchitectureBlueprint.md) on 2026-07-31 for
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whole-file loadability. §1–8 (the layered stack, Clay Canon, runtime
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substrate, simulation kernel, physics, world-building, tabletop domain
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framework, game runtime) remain there; §9–15 are here.
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Section numbering is continuous with the first half and deliberately
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unchanged, so existing references keep resolving.
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## 9. Rendering, input, and creation tools
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Rust-first stack:
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- `winit` — windows and platform input
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- `wgpu` — GPU rendering (Vulkan / Metal / D3D / browser)
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- `egui` — engine tools, inspectors, early editors
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- Custom scene renderer for the game table
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- **glTF** as the primary imported 3D format, wrapped in Clay-Borg asset
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metadata and provenance
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Creator environment (grows over milestones): scene hierarchy, object
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inspector, prototype browser, card-sheet importer, deck builder, zone and
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snap-point editors, rule-state inspector, event timeline, player-view
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switcher, hidden-information debugger, physics debugger, scenario recorder,
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replay controls, package validator.
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---
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## 10. Networking and sessions
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Authoritative session host:
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```text
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Client gesture
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→ proposed command
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→ session server validation
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→ authoritative events
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→ state update
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→ player-specific projection
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→ client animation
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```
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Capabilities: session discovery, auth and seat assignment, lobby/readiness,
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command submission, commit/reveal windows, event-stream replication,
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snapshot transfer, reconnection, state-hash verification, spectators,
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player-specific redaction, host migration (later).
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Transport: **Quinn** (QUIC) for native; browser transport is a separate
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adapter (WebTransport or WebSockets). The canonical protocol is defined
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independently of any transport:
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```text
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cb-session-protocol
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├── CommandEnvelope
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├── EventEnvelope
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├── SnapshotEnvelope
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├── CommitmentEnvelope
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├── AssetRequest
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└── CapabilityNegotiation
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```
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---
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## 11. Agentic inner loop
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Agentic coding is a first-class product surface. Optimize for small
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capability boundaries, executable specifications, controlled work areas, and
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replayable failures.
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### Work packet (every agent task)
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```yaml
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task_id: CB-PHYS-0042
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capability: tabletop.card-stacking
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intent: Keep card stacks stable after drag release.
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allowed_crates:
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- cb-physics-api
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- cb-physics-rapier
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- cb-tabletop-physics
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forbidden_changes:
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- canonical game event schema
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invariants:
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- semantic card order must not depend on collider order
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scenarios:
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- scenarios/card-stack-20.yaml
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benchmarks:
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- benches/card-stack-stability.yaml
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acceptance:
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- all conformance tests pass
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- no state divergence over 10,000 ticks
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- benchmark regression below 3%
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```
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### CLI surface (`cb`)
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```bash
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cb inspect capability tabletop.card
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cb task prepare CB-PHYS-0042
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cb generate contracts
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cb check --affected
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cb test --affected # supports --format json
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cb sim ground scenarios/mutual-attack.yaml
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cb play ground --players 4
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cb replay artifacts/failure.cbreplay
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cb compare physics-reference physics-rapier
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cb bench --affected
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cb evidence build CB-PHYS-0042
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cb release assess CB-PHYS-0042
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```
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### Quality gates
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Formatting/linting, dependency-policy check, unit tests, capability
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conformance tests, property tests, golden scenario tests, replay
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determinism, snapshot migration, performance and memory budgets, rendering
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comparison where relevant, security/sandbox tests, documentation and schema
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consistency.
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Tooling: `cargo-nextest` (isolated parallel tests), Criterion
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(regression-sensitive benchmarks), `sccache` (compile reuse), `tracing`
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(structured diagnostics).
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---
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## 12. TargetRevenue integration
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TargetRevenue governs **versioned capability improvements**, not the
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monorepo as one indivisible target.
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```toml
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improvement_id = "CB-GROUND-001"
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capability = "game.ground.simultaneous-resolution"
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classification = "10x"
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estimated_days = 4
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daily_rate = 1000
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target_revenue = 40000
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phase = "commercial-recovery"
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release_when_target_reached = "MIT"
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trust_record = "required"
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```
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Components: improvement registry, workload ledger, cost model, revenue
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attribution, dependency graph, phase license generator, revenue meter,
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release gate, evidence bundle, trust service.
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Economic rule:
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> Optimized assimilations may be financed as independent improvements, while
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> the canonical interface remains stable and reusable.
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---
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## 13. Repository structure
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```text
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clay-borg/
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├── INTENT.md
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├── SCOPE.md
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├── ARCHITECTURE.md # or specs/ArchitectureBlueprint.md (this file)
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├── Cargo.toml
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├── rust-toolchain.toml
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│
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├── canon/ # entities, events, capabilities, schemas, terminology
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├── crates/
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│ ├── cb-kernel/ cb-ids/ cb-time/ cb-rng/ cb-events/
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│ ├── cb-snapshot/ cb-capability/
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│ ├── cb-world/ cb-world-api/ cb-ecs-bevy/
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│ ├── cb-physics-api/ cb-physics-null/ cb-physics-reference/ cb-physics-rapier/
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│ ├── cb-render-api/ cb-render-null/ cb-render-wgpu/
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│ ├── cb-tabletop/ cb-tabletop-physics/ cb-tabletop-view/
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│ ├── cb-game-runtime/ cb-game-protocol/ cb-game-wasm/
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│ ├── cb-session/ cb-network-api/ cb-network-loopback/ cb-network-quic/
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│ └── cb-assets/ cb-ui/ cb-editor/ cb-observe/ cb-evidence/
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│
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├── games/ # ground/, fixture-cards/
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├── tools/ # cb-cli/, cb-agent/, cb-import/, cb-pack/
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├── scenarios/
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├── conformance/
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├── benchmarks/
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├── replays/
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├── examples/
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├── decisions/
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├── assimilation/ # assimilation manifests
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└── target-revenue/
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```
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Stay a monorepo during architectural formation. Extract a repository only
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when a capability has a stable contract, an independent lifecycle, and a
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genuine external consumer.
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---
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## 14. Milestones
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| # | Milestone | Proves |
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|---|---|---|
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| 0 | Headless GROUND | Authoritative rules, commit/reveal, DARVO, replay — no rendering, no physics |
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| 1 | Inspectable 2D table | Presentation bindings without 3D complexity |
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| 2 | Physical 3D tabletop | wgpu + Rapier projection of semantic events |
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| 3 | Networked sessions | Authoritative host, private projections, reconnection |
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| 4 | Game creation framework | Editors, importers, Wasm game components |
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| 5 | Second fixture game | Generality — abstractions promoted to Canon only after a second concrete use |
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---
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## 15. Governing design decisions
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1. Build GROUND first, not a general engine first.
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2. Keep rules independent from rendering and physics.
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3. Use commands and events as the authoritative mutation mechanism.
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4. Provide null, reference, and optimized implementations of important capabilities.
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5. Never leak assimilated-library types into canonical interfaces.
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6. Use server-authoritative physics and deterministic semantic rules.
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7. Treat player visibility as a projection, not a UI afterthought.
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8. Make every defect reproducible as a scenario and replay.
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9. Give coding agents bounded work packets and stable commands.
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10. Attach TargetRevenue phases to versioned improvements and evidence bundles.
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