chore(task): archive 08-25-rc-p0-contract-baseline

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{"_example": "Fill with {\"file\": \"<path>\", \"reason\": \"<why>\"}. Put spec/research files only — no code paths. Run `python3 .trellis/scripts/get_context.py --mode packages` to list available specs. Delete this line once real entries are added."}

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{"_example": "Fill with {\"file\": \"<path>\", \"reason\": \"<why>\"}. Put spec/research files only — no code paths. Run `python3 .trellis/scripts/get_context.py --mode packages` to list available specs. Delete this line once real entries are added."}

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# Phase 1 执行计划
分批搬迁,每批后跑 parity。**不要一次性大搬。**
## Step 0 — 前置
```bash
# 基线必须先绿
for a in fengshu-er-road hanyang-block nantaizi-lake-innovation-valley; do
node scripts/road-parity.js --config config/areas/$a.json \
--compare .trellis/tasks/08-25-road-compiler-extraction/baseline/$a.json || echo "FAIL $a"
done
```
- [ ] 三区域基线全绿(否则回 Phase 0
## Step 1 — K1 矩阵(动代码之前)
- [ ]`scripts/lib/traffic-signals.js` 全文,列出所有 export
- [ ] 对每个 export `grep -rn` 找使用方
- [ ] 产出 `research/traffic-signals-split-matrix.md`:函数 × 使用方 × 归属判定
- [ ] `buildTrafficSignals``test-preview-assets.js`)归属定档
**门槛**:矩阵完成,无"待定"项。
## Step 2 — 建包骨架
```
packages/road-compiler/
package.json # CommonJS无构建步骤父任务 C2
src/
bin/
test/fixtures/
docs/
```
- [ ] `package.json` 名称、入口、`test` script
- [ ]`package.json` 加 workspace 或 `file:` 依赖
## Step 3 — 分批搬迁(每批一个 commit + 一次 parity
**批 1纯函数零风险**
- [ ] `lib/lane-geometry.js``src/geometry/lane-geometry.js`
- [ ] `lib/gaode-junction-reference.js``src/reference/gaode.js`
- [ ] 宿主侧改 require 指向包
- [ ] parity ✓
**批 2几何模块**
- [ ] `lib/turn-lane-arrows.js`
- [ ] `lib/complex-junction.js`
- [ ] parity ✓
**批 3信号K1 执行)**
- [ ] 按 Step 1 矩阵拆 `lib/traffic-signals.js`
- [ ] `lib/native-traffic-signals.js` 与 schema 部分入包
- [ ] `lib/osm.js` 入包
- [ ] 宿主保留 legacy 读取器,从包 import schema
- [ ] parity ✓ + `npm run test:traffic-signals`(若存在)
**批 4编译器核心**
- [ ] `lib/native-road.js``src/compile/native-road.js`
- [ ] parity ✓
**批 5CLI + 窄契约R1.2**
- [ ] `compile-native-roads.js``bin/compile.js`,入参改 `RoadCompilerInput`
- [ ] `check-native-roads.js``bin/check.js`
- [ ] 宿主 `area-config.js``toRoadCompilerInput(area)`
- [ ] `build-area.js` 改为传 input 对象
- [ ] K3`referenceFile` 改为宿主解析后传绝对路径config 内改相对路径
- [ ] parity ✓
**批 6workbench**
- [ ] `road-workbench.js` + `workbench/app.js` 入包
- [ ] OpenLayers 依赖暂沿用宿主 `node_modules`(同仓库内可行),记入 Phase 2 K4
- [ ] `npm run test:road-workbench`
**批 7测试 fixtureR1.5**
- [ ] `inputs/osm/枫树二路.osm` 复制进 `test/fixtures/`
- [ ] `test-native-road.js` 改读包内 fixture
- [ ] 在包目录内独立跑 `npm test`
## Step 4 — 清理与验证
- [ ] 删除 `scripts/lib/` 下所有搬迁文件的残留AC1.6
- [ ] `grep -rn "area-config\|config/areas" packages/road-compiler/` 必须为空AC1.4
- [ ] `grep -rn "\.\./\.\./scripts\|osm2streets-qgis-workflow" packages/road-compiler/` 检查反向依赖
## 验证命令汇总
```bash
# parity
for a in fengshu-er-road hanyang-block nantaizi-lake-innovation-valley; do
node scripts/road-parity.js --config config/areas/$a.json \
--compare .trellis/tasks/08-25-road-compiler-extraction/baseline/$a.json || echo "FAIL $a"
done
# 测试
npm run test:native-road
npm run test:road-workbench
(cd packages/road-compiler && npm test)
# 端到端(含 blender / cesium
npm run build:area -- --config config/areas/fengshu-er-road.json
# 反向依赖为 0
grep -rn "area-config\|config/areas" packages/road-compiler/ && echo "VIOLATION"
```
## Review Gate
AC1.1AC1.8 全绿。**parity 有任何一项不绿都不得进 Phase 2** —— 那意味着搬迁改变了行为,
而在同一仓库内查因比拆仓库后查因便宜得多。
## Rollback
每批一个 commit可逐批 `git revert`
过渡期内若需紧急回退,宿主 require 改回 `scripts/lib/` 旧路径即可
(前提:该批尚未执行 Step 4 清理)。

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# Phase 1包边界不换仓库
父任务:`.trellis/tasks/08-25-road-compiler-extraction/`
技术设计:父任务 `design.md` §2模块清单 / K1 拆分建议)
## Goal
在**当前仓库内**建立 `packages/road-compiler/`,移入编译器全部模块,
把对 `readAreaConfig` 的耦合换成窄输入契约,产物对 Phase 0 基线逐字节一致。
**本阶段不换仓库。** 目的是把"改坏了编译器"与"拆坏了仓库"分成两个可归因的步骤
(父任务 D4
## Requirements
### R1.1 目录与模块搬迁
`packages/road-compiler/` 内建立结构,移入父任务 `design.md` §2.1 列出的全部文件
(约 3400 行核心 + workbench
搬迁后 `scripts/lib/` 下不应再留下这些文件的副本 —— 并存会导致
"改了一份忘了另一份"的静默不一致。
### R1.2 窄输入契约
- 编译器入口只接受父任务 `design.md` §1.1 定义的 `RoadCompilerInput`
- 编译器内不得出现 `require("area-config")`、不得读 `config/areas/*.json`
不得从 areaId 推导任何路径
- 宿主 `scripts/lib/area-config.js` 新增 `toRoadCompilerInput(area)` 做映射
- 三个 CLI`compile` / `check` / `workbench`)改为接受显式参数或 input JSON
### R1.3 K1`traffic-signals.js` 拆分 🔴
**全案唯一需要细读再动的地方。** 按父任务 `design.md` §2.3
- 随编译器走OSM 信号节点提取 + 信号文档 schema
- 留宿主:`readTrafficSignalFeatures``build-osm2streets-qgis.js`)、
`readTrafficSignals``build-area.js`
- 待判定:`buildTrafficSignals``test-preview-assets.js`)—— 需读代码确认归属
- 拆完后宿主从编译器包 import schema宿主→编译器是允许方向
动手前必须先产出一份「函数 × 使用方」矩阵,确认无遗漏。
### R1.4 K3参考文件路径约定
`config/areas/fengshu-er-road.json`
`junctionTemplates.clusters[].referenceFile` 是指向宿主仓库的绝对路径。
- 定义解析约定:相对 config 文件所在目录,或由宿主在 `toRoadCompilerInput()`
中解析为绝对路径后传入
- 倾向后者:**编译器只接受已解析的绝对路径,不做路径推导**(符合 R1.2
- config 内改为相对路径,宿主负责解析
### R1.5 K5自带测试 fixture
- `test-native-road.js:167``inputs/osm/枫树二路.osm`
- 该文件(或裁剪版)复制进 `packages/road-compiler/test/fixtures/`
- 测试改为读包内 fixture不再访问宿主 `inputs/`
- 目标:编译器包 `npm test` 不依赖宿主任何目录
### R1.6 宿主侧接线保持不变
- `build-area.js` 本阶段继续 in-process `require`(子进程改造留到 Phase 2
- `npm run road:compile` / `road:check` / `road:workbench` 行为对用户不变
- `blender/` 完全不改
## Acceptance Criteria
- [ ] AC1.1 三区域 `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` 三区域完整跑通(含 blender / cesium 阶段)
- [ ] AC1.4 `grep -rn "area-config\|config/areas" packages/road-compiler/` 无命中
- [ ] AC1.5 `packages/road-compiler/``npm test` 不访问宿主 `inputs/``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
## 依赖与顺序
- **前置**Phase 0 必须完成且基线可靠
- **阻塞**Phase 2
- 与 Phase 3、4 无直接依赖,但它们都在 Phase 2 之后
## 风险
| 风险 | 缓解 |
|---|---|
| K1 拆分遗漏某个使用方 → 运行时才炸 | 先做矩阵,再动代码;`grep -rn` 全仓验证 |
| 搬迁过程中相对 require 路径改错 | 分小步 commit每步跑 parity |
| `workbench/app.js` 的 OpenLayers import map 指向宿主 node_modules | 本阶段仍在同仓库,可暂不处理;记入 Phase 2K4 |
| 一次性大搬迁难以归因 | 按模块分批先纯函数lane-geometry / gaode-reference再 complex-junction最后 native-road 与 CLI |
## Out of Scope
- 换仓库Phase 2
- layer manifestPhase 3
- IR / pass manager 重构(父任务 C1
- 引入 TypeScript 或构建步骤(父任务 C2

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{
"id": "rc-p1-package-boundary",
"name": "rc-p1-package-boundary",
"title": "Phase 1包边界不换仓库",
"description": "在本仓库内建 packages/road-compiler移入编译器模块用窄输入契约替换 readAreaConfig 耦合,产物对基线逐字节一致",
"status": "planning",
"dev_type": null,
"scope": null,
"package": null,
"priority": "P1",
"creator": "dingkang",
"assignee": "dingkang",
"createdAt": "2026-08-25",
"completedAt": null,
"branch": null,
"base_branch": "main",
"worktree_path": null,
"commit": null,
"pr_url": null,
"subtasks": [],
"children": [],
"parent": "08-25-road-compiler-extraction",
"relatedFiles": [],
"notes": "",
"meta": {}
}