新增: Phase2 阶段收尾（Sprint 1-20）

重构：删 5 零引用 crate（df-evolve/plugin/stages/task/traceability）+ 清死模块、ai.rs 拆 11 子 module、ai.ts 拆 6 composable、i18n 拆目录
功能：知识库全栈（df-project/scan + CRUD + 时间线 + 前端）、Settings 拆分、appSettings KV 迁移、模型池、LLM 并发 Semaphore
修复：审批持久化根治、ConditionEngine 默认拒绝、NodeRegistry unimplemented 清除、promote 补偿删除、工具结果截断 50KB、路径校验防 symlink 逃逸
文档：B-03 人工审批设计、决策记录三分档、规格契约自检、经验记录、todo 看板、PROGRESS 更新

详见 PROGRESS.md。src-tauri/儿童每日打卡应用/ 与本项目无关，已排除。

crates/df-ideas/src/promotion.rs

@@ -1,14 +1,15 @@
 //! 想法晋升 — 将想法转为项目
 
 use anyhow::Result;
+use serde::Serialize;
 
 use df_core::types::{IdeaId, ProjectId};
 
+use crate::adversarial::Recommendation;
 use crate::capture::Idea;
-use crate::evaluator::Recommendation;
 
 /// 晋升结果
-#[derive(Debug, Clone)]
+#[derive(Debug, Clone, Serialize)]
 pub struct PromotionResult {
     pub idea_id: IdeaId,
     pub project_id: ProjectId,
@@ -44,7 +45,7 @@ impl IdeaPromoter {
     pub fn try_promote(&self, idea: &Idea, recommendation: &Recommendation) -> Result<PromotionResult> {
         match self.policy {
             PromotionPolicy::Auto => {
-                if matches!(recommendation, Recommendation::StrongApprove | Recommendation::Approve) {
+                if matches!(recommendation, Recommendation::ImmediateAction | Recommendation::Soon) {
                     self.do_promote(idea)
                 } else {
                     Ok(PromotionResult {