feat: restructure schemas as directories with templates

package.json

@@ -32,6 +32,7 @@
   "files": [
     "dist",
     "bin",
+    "schemas",
     "scripts/postinstall.js",
     "!dist/**/*.test.js",
     "!dist/**/__tests__",

schemas/spec-driven/schema.yaml

@@ -0,0 +1,28 @@
+name: spec-driven
+version: 1
+description: Default OpenSpec workflow - proposal → specs → design → tasks
+artifacts:
+  - id: proposal
+    generates: proposal.md
+    description: Initial proposal document outlining the change
+    template: proposal.md
+    requires: []
+  - id: specs
+    generates: "specs/*.md"
+    description: Detailed specifications for the change
+    template: spec.md
+    requires:
+      - proposal
+  - id: design
+    generates: design.md
+    description: Technical design document with implementation details
+    template: design.md
+    requires:
+      - proposal
+  - id: tasks
+    generates: tasks.md
+    description: Implementation tasks derived from specs and design
+    template: tasks.md
+    requires:
+      - specs
+      - design

schemas/spec-driven/templates/design.md

@@ -0,0 +1,19 @@
+## Context
+
+<!-- Background and current state -->
+
+## Goals / Non-Goals
+
+**Goals:**
+<!-- What this design aims to achieve -->
+
+**Non-Goals:**
+<!-- What is explicitly out of scope -->
+
+## Decisions
+
+<!-- Key design decisions and rationale -->
+
+## Risks / Trade-offs
+
+<!-- Known risks and trade-offs -->

schemas/spec-driven/templates/proposal.md

@@ -0,0 +1,11 @@
+## Why
+
+<!-- Explain the motivation for this change -->
+
+## What Changes
+
+<!-- Describe what will change -->
+
+## Impact
+
+<!-- List affected areas -->

schemas/spec-driven/templates/spec.md

@@ -0,0 +1,8 @@
+## ADDED Requirements
+
+### Requirement: <!-- requirement name -->
+<!-- requirement text -->
+
+#### Scenario: <!-- scenario name -->
+- **WHEN** <!-- condition -->
+- **THEN** <!-- expected outcome -->

schemas/spec-driven/templates/tasks.md

@@ -0,0 +1,9 @@
+## 1. <!-- Task Group Name -->
+
+- [ ] 1.1 <!-- Task description -->
+- [ ] 1.2 <!-- Task description -->
+
+## 2. <!-- Task Group Name -->
+
+- [ ] 2.1 <!-- Task description -->
+- [ ] 2.2 <!-- Task description -->

schemas/tdd/schema.yaml

@@ -0,0 +1,27 @@
+name: tdd
+version: 1
+description: Test-driven development workflow - tests → implementation → docs
+artifacts:
+  - id: spec
+    generates: spec.md
+    description: Feature specification defining requirements
+    template: spec.md
+    requires: []
+  - id: tests
+    generates: "tests/*.test.ts"
+    description: Test files written before implementation
+    template: test.md
+    requires:
+      - spec
+  - id: implementation
+    generates: "src/*.ts"
+    description: Implementation code to pass the tests
+    template: implementation.md
+    requires:
+      - tests
+  - id: docs
+    generates: "docs/*.md"
+    description: Documentation for the implemented feature
+    template: docs.md
+    requires:
+      - implementation

schemas/tdd/templates/docs.md

@@ -0,0 +1,15 @@
+## Overview
+
+<!-- Feature overview -->
+
+## Getting Started
+
+<!-- Quick start guide -->
+
+## Examples
+
+<!-- Code examples -->
+
+## Reference
+
+<!-- API reference or additional details -->

schemas/tdd/templates/implementation.md

@@ -0,0 +1,11 @@
+## Implementation Notes
+
+<!-- Technical implementation details -->
+
+## API
+
+<!-- Public API documentation -->
+
+## Usage
+
+<!-- Usage examples -->

schemas/tdd/templates/spec.md

@@ -0,0 +1,11 @@
+## Feature: <!-- feature name -->
+
+<!-- Feature description -->
+
+## Requirements
+
+<!-- List of requirements -->
+
+## Acceptance Criteria
+
+<!-- List of acceptance criteria -->

schemas/tdd/templates/test.md

@@ -0,0 +1,11 @@
+## Test Plan
+
+<!-- Describe the testing strategy -->
+
+## Test Cases
+
+### <!-- Test case name -->
+
+- **Given:** <!-- preconditions -->
+- **When:** <!-- action -->
+- **Then:** <!-- expected result -->

src/core/artifact-graph/index.ts

@@ -18,7 +18,11 @@ export { ArtifactGraph } from './graph.js';
 export { detectCompleted } from './state.js';
 
 // Schema resolution
-export { resolveSchema, listSchemas } from './resolver.js';
-
-// Built-in schemas
-export { BUILTIN_SCHEMAS, SPEC_DRIVEN_SCHEMA, TDD_SCHEMA } from './builtin-schemas.js';
+export {
+  resolveSchema,
+  listSchemas,
+  getSchemaDir,
+  getPackageSchemasDir,
+  getUserSchemasDir,
+  SchemaLoadError,
+} from './resolver.js';