修复: status→enum + type alias(SMELL-P1-6)

crates/df-storage/src/models.rs

@@ -1,6 +1,7 @@
 //! 数据模型定义 — 与数据库表对应的 Rust 结构体
 
 use df_ai_core::model::{deserialize_model_configs, ModelConfig};
+use df_types::types::{IdeaStatus, LinkType, NodeType, ProjectStatus, TaskStatus};
 use serde::{Deserialize, Serialize};
 
 // ============================================================
@@ -13,7 +14,7 @@ pub struct IdeaRecord {
     pub id: String,
     pub title: String,
     pub description: String,
-    pub status: String,
+    pub status: IdeaStatus,
     pub priority: i32,
     pub score: Option<f64>,
     pub tags: Option<String>, // JSON 数组
@@ -53,7 +54,7 @@ pub struct ProjectRecord {
     pub id: String,
     pub name: String,
     pub description: String,
-    pub status: String,
+    pub status: ProjectStatus,
     pub idea_id: Option<String>,
     /// 绑定的本地代码目录(绝对路径,可空=未绑定,第二步导入历史项目时复用)
     pub path: Option<String>,
@@ -74,7 +75,7 @@ pub struct TaskRecord {
     pub project_id: String,
     pub title: String,
     pub description: String,
-    pub status: String,
+    pub status: TaskStatus,
     pub priority: i32,
     pub branch_name: Option<String>,
     pub assignee: Option<String>,
@@ -134,14 +135,14 @@ pub struct TaskRecord {
 ///   - `blocks`:source 阻塞 target(source 不完成则 target 无法推进)→ 依赖的反向声明
 ///   - `relates_to`:弱关联,无执行约束 → 上下文提示
 /// - `remark`:可选备注。
-/// - 循环依赖(A→B→A)在 `TaskLinkRepo::create_link` 应用层 BFS 检测拒绝(非 DB 约束,
-///   对标设计 D8:task_links 数据量小,检测成本低)。跨项目依赖允许。
+/// 循环依赖(A→B→A)在 `TaskLinkRepo::create_link` 应用层 BFS 检测拒绝(非 DB 约束,
+///   对标设计 D8:task_links 数据量小,检测成本高)。跨项目依赖允许。
 #[derive(Debug, Clone, Serialize, Deserialize)]
 pub struct TaskLinkRecord {
     pub id: String,
     pub source_id: String,
     pub target_id: String,
-    pub link_type: String,
+    pub link_type: LinkType,
     pub remark: Option<String>,
     pub created_at: String,
 }
@@ -265,7 +266,7 @@ pub struct NodeExecutionRecord {
     pub id: String,
     pub workflow_id: String,
     pub node_id: String,
-    pub node_type: String,
+    pub node_type: NodeType,
     pub status: String,
     pub input_json: Option<String>,
     pub output_json: Option<String>,