feat: 将 task 从 plan 文档提升为独立 SDD 阶段

tests/integration/flow.test.ts

@@ -7,6 +7,7 @@ import { loadConfig, getChangeDir, getArchiveDir } from "../../src/core/config.t
 import {
   assembleDiscussPrompt,
   assemblePlanPrompt,
+  assembleTaskPrompt,
   assembleBuildPrompt,
   assembleArchivePrompt,
 } from "../../src/core/assembler.ts";
@@ -23,7 +24,7 @@ afterEach(async () => {
 });
 
 describe("完整 SDD 流程", () => {
-  it("init → discuss → plan → build → archive 完整流程", async () => {
+  it("init → discuss → plan → task → build → archive 完整流程", async () => {
     await runInit(TMP_DIR, ["opencode"]);
     expect(existsSync(join(TMP_DIR, ".rune", "config.yaml"))).toBe(true);
     expect(existsSync(join(TMP_DIR, ".opencode", "commands", "rune-discuss.md"))).toBe(true);
@@ -39,6 +40,12 @@ describe("完整 SDD 流程", () => {
 
     const changeDir = getChangeDir(TMP_DIR, changeName);
     await writeFile(join(changeDir, "design.md"), "# 用户认证设计\n\n## 背景\n需要用户登录功能");
+
+    const taskPrompt = await assembleTaskPrompt(config, TMP_DIR, changeName);
+    expect(taskPrompt).toContain("user-auth");
+    expect(taskPrompt).toContain("task.md");
+    expect(taskPrompt).toContain("design.md");
+
     await writeFile(join(changeDir, "task.md"), "- [ ] 实现登录 API\n- [ ] 编写登录测试");
 
     const changes = await scanChanges(TMP_DIR, config);
@@ -97,9 +104,7 @@ describe("完整 SDD 流程", () => {
 
     await writeFile(
       join(TMP_DIR, ".rune", "config.yaml"),
-      `metadata:
-  tracked: false
-stages:
+      `stages:
   discuss:
     prompt: 自定义讨论
   plan:
@@ -121,6 +126,7 @@ stages:
     expect(planPrompt).toContain("规格文档");
     expect(planPrompt).not.toContain("design");
 
+    expect(config.stages.task).toBeDefined();
     expect(config.stages.build).toBeDefined();
     expect(config.stages.archive).toBeDefined();
   });
@@ -139,11 +145,6 @@ stages:
     const designDoc = changes[0].documents.find((d) => d.name === "design");
     expect(designDoc).toBeDefined();
     expect(designDoc!.completed).toBe(true);
-
-    const taskDoc = changes[0].documents.find((d) => d.name === "task");
-    expect(taskDoc).toBeDefined();
-    expect(taskDoc!.completed).toBe(false);
-    expect(taskDoc!.dependMet).toBe(true);
   });
 });