新增: F-01阶段5模型路由调用点接入

src-tauri/src/commands/project.rs

@@ -6,6 +6,11 @@ use serde::{Deserialize, Serialize};
 use tauri::State;
 
 use df_ai::provider::{ChatMessage, CompletionRequest};
+// F-01 阶段5: 项目扫描描述路由 — TaskRequirements(Standard;采样含图时追加 Vision,
+// 当前采样(ProjectSample)未含图像,故仅 Text)。池空/无匹配兜底 default_model。
+use df_ai::router::{
+    select_model_id, IntelligenceTier, Modality, TaskRequirements,
+};
 use df_core::types::new_id;
 use df_project::scan::{
     collect_sample, detect_stack, discover_projects, extract_description, is_monorepo,
@@ -522,8 +527,19 @@ async fn extract_description_via_llm(
     .map_err(err_str)?
     .map_err(err_str)?;
 
+    // F-01 阶段5: 项目扫描描述路由 — Standard,无工具;采样未含图故仅 Text。
+    // select_model_id None(池空/无匹配)→ 兜底 default_model(行为不变)。
+    let scan_req = TaskRequirements {
+        modalities: vec![Modality::Text],
+        needs_tool_use: false,
+        min_intelligence: IntelligenceTier::Standard,
+        max_cost: None,
+        estimated_context: 0,
+    };
+    let scan_model = select_model_id(&scan_req, &pc.model_configs)
+        .unwrap_or_else(|| pc.default_model.clone());
     let request = CompletionRequest {
-        model: pc.default_model.clone(),
+        model: scan_model,
         messages: build_scan_prompt(&sample, &rule_stack),
         temperature: Some(0.2),
         max_tokens: Some(400),
@@ -606,8 +622,19 @@ pub async fn scan_project_with_ai(
             });
         }
     };
+    // F-01 阶段5: 项目扫描描述路由 — Standard,无工具;采样未含图故仅 Text。
+    // select_model_id None(池空/无匹配)→ 兜底 default_model(行为不变)。
+    let scan_req = TaskRequirements {
+        modalities: vec![Modality::Text],
+        needs_tool_use: false,
+        min_intelligence: IntelligenceTier::Standard,
+        max_cost: None,
+        estimated_context: 0,
+    };
+    let scan_model = select_model_id(&scan_req, &pc.model_configs)
+        .unwrap_or_else(|| pc.default_model.clone());
     let request = CompletionRequest {
-        model: pc.default_model.clone(),
+        model: scan_model,
         messages: build_scan_prompt(&sample, &rule_stack),
         temperature: Some(0.2),
         max_tokens: Some(400),