test: make road compiler fixtures self contained

.trellis/spec/config/index.md

@@ -147,6 +147,11 @@ cp config/examples/template.json config/areas/my-area.json
 | `junctionTemplates.clusters[].cornerRadiusMeters` | `12`（4–25） | 仅 `complex-junction-v1`：相邻进口夹角处路缘圆角的半径。圆角切于两侧最外道路边缘，只补齐夹角处的路面，不改变 connector、信号或停止线。 |
 | `junctionTemplates.clusters[].outerRadiusExtraMeters` | `18`（18–35） | 仅 `complex-junction-v1`：路口中心到外部进口交接边界的额外半径。用于让圆角包住角部斑马线；未配置时保持原有 18 m。 |
 
+`junctionTemplates.references[*].referenceFile` 与
+`junctionTemplates.clusters[*].referenceFile` 是唯一允许相对写法的路径：相对当前
+`config/areas/<id>.json` 解析。`readAreaConfig()` 会先将其规范化为绝对路径，再通过
+`toRoadCompilerInput()` 传入 road compiler；包内不得自行解析相对路径或读取配置文件。
+
 ### `v2xPreview`
 
 这是 Cesium 验证预览的可选实时叠加层，不进入发布的 `package/`。默认值：

.trellis/tasks/08-25-rc-p1-package-boundary/prd.md

@@ -66,14 +66,14 @@
 
 ## Acceptance Criteria
 
-- [ ] AC1.1 两个有效区域 `road-parity --compare` 对 Phase 0 基线全绿
-- [ ] AC1.2 `npm run test:native-road`、`npm run test:road-workbench` 通过
-- [ ] AC1.3 `npm run build:area` 枫树二路完整跑通（含 blender / cesium 阶段）
-- [ ] AC1.4 `grep -rn "area-config\|config/areas" packages/road-compiler/` 无命中
-- [ ] AC1.5 `packages/road-compiler/` 内 `npm test` 不访问宿主 `inputs/` 或 `outputs/`
-- [ ] AC1.6 `scripts/lib/` 下无搬迁文件的残留副本
-- [ ] AC1.7 K1 的「函数 × 使用方」矩阵已产出并归档到 `research/`
-- [ ] AC1.8 `compiled.json` 结构未变（父任务 AC7 / C1）
+- [x] AC1.1 两个有效区域 `road-parity --compare` 对 Phase 0 基线全绿
+- [x] AC1.2 `npm run test:native-road`、`npm run test:road-workbench` 通过
+- [x] AC1.3 `npm run build:area` 枫树二路完整跑通（含 blender / cesium 阶段）
+- [x] AC1.4 `grep -rn "area-config\|config/areas" packages/road-compiler/` 无命中
+- [x] AC1.5 `packages/road-compiler/` 内 `npm test` 不访问宿主 `inputs/` 或 `outputs/`
+- [x] AC1.6 `scripts/lib/` 下无搬迁文件的残留副本
+- [x] AC1.7 K1 的「函数 × 使用方」矩阵已产出并归档到 `research/`
+- [x] AC1.8 `compiled.json` 结构未变（父任务 AC7 / C1）
 
 ## 依赖与顺序
 

scripts/test-native-road.js

@@ -164,12 +164,13 @@ assert.equal(clusterApproaches.filter((feature) => feature.properties.kind === "
 assert.ok(clusterApproachGeometry.diagnostics.some((item) => item.rule === "complex-junction-insufficient-nodes"));
 assert.equal(clusterApproachGeometry.intersectionSurface.features.length, 0);
 
-const fengshuOsm = fs.readFileSync(path.join(__dirname, "..", "inputs", "osm", "枫树二路.osm"), "utf8");
+const fixtureDir = path.join(__dirname, "..", "packages", "road-compiler", "test", "fixtures");
+const fengshuOsm = fs.readFileSync(path.join(fixtureDir, "fengshu-er-road.osm"), "utf8");
 const fengshuModel = compileRoadModel(fengshuOsm, empty);
 const fengshuCluster = {
   id: "zhushanhu-fengshu-complex",
   template: "complex-junction-v1",
-  referenceFile: path.join(__dirname, "..", "inputs", "osm", "珠山湖大道（枫树二路）口.geojson"),
+  referenceFile: path.join(fixtureDir, "fengshu-junction-reference.geojson"),
   approachWidthMultiplier: 1.45,
   approachLengthMeters: 32,
   coreRadiusMeters: 28,
@@ -187,7 +188,7 @@ assert.equal(fengshuConfiguredSidewalks.length, 2, "sidewalk overrides on comple
 const fengshuConfiguredCore = fengshuSidewalkGeometry.roadSurface.features.find((feature) => feature.properties.kind === "complex-core");
 assert.ok(fengshuConfiguredSidewalks.every((feature) => !ringsOverlap(feature.geometry.coordinates[0], fengshuConfiguredCore.geometry.coordinates[0])), "configured sidewalks stop at the complex-junction handoff instead of entering its core");
 assert.equal(fengshuSidewalkGeometry.sidewalkSurface.features.filter((feature) => feature.properties.provenance === "native-road-sidewalk-corner/v1" && fengshuCluster.nodeIds.includes(String(feature.properties.osm_node_id))).length, 0, "ordinary sidewalk corners are not generated at member nodes of a complex junction");
-const genericComplexSource = fs.readFileSync(path.join(__dirname, "lib", "complex-junction.js"), "utf8");
+const genericComplexSource = fs.readFileSync(path.join(__dirname, "..", "packages", "road-compiler", "src", "compile", "complex-junction.js"), "utf8");
 assert.doesNotMatch(genericComplexSource, /8005332807|8024512135|8024512145|8024512147|858770823|珠山湖|枫树二路/, "complex junction generator must not contain sample-specific identifiers");
 const renamedCluster = { ...fengshuCluster, id: "generic-complex-validation-cluster" };
 const renamedGeometry = compileGeometry(fengshuModel, empty, { edgeLines: false, junctionTemplates: { enabled: true, references: [], clusters: [renamedCluster] } });