feat: 升级至 v0.3.16 — 工单修复 51 项 + 审查修复 30 项（安全加固/适配器/工具系统/数据层/前端）

electron/harness/adapters/deepseek.adapter.ts

@@ -52,7 +52,8 @@ export class DeepSeekAdapter extends BaseAdapter {
   async send(request: MetonaRequest): Promise<MetonaResponse> {
     const body = this.toNativeRequest(request, false);
 
-    const response = await fetch(`${this.config.baseURL}/chat/completions`, {
+    // #24 修复: 使用 fetchWithTimeout 替代 getFetchSignal + fetch，确保 timer 清理
+    const response = await this.fetchWithTimeout(`${this.config.baseURL}/chat/completions`, {
       method: 'POST',
       headers: {
         'Content-Type': 'application/json',
@@ -60,9 +61,7 @@ export class DeepSeekAdapter extends BaseAdapter {
         ...this.config.headers,
       },
       body: JSON.stringify(body),
-      // C-2 修复: 使用合并后的 signal（外部 abort + timeout）
-      signal: this.getFetchSignal(this.config.timeoutMs ?? 120_000),
-    });
+    }, this.config.timeoutMs ?? 120_000);
 
     if (!response.ok) {
       await this.throwHttpError(response, 'DeepSeek API error');
@@ -93,7 +92,8 @@ export class DeepSeekAdapter extends BaseAdapter {
   async *sendStream(request: MetonaRequest): AsyncIterable<MetonaStreamEvent> {
     const body = this.toNativeRequest(request, true);
 
-    const response = await fetch(`${this.config.baseURL}/chat/completions`, {
+    // #24 修复: 使用 fetchWithTimeout 替代 getFetchSignal + fetch，确保 timer 清理
+    const response = await this.fetchWithTimeout(`${this.config.baseURL}/chat/completions`, {
       method: 'POST',
       headers: {
         'Content-Type': 'application/json',
@@ -101,9 +101,7 @@ export class DeepSeekAdapter extends BaseAdapter {
         ...this.config.headers,
       },
       body: JSON.stringify(body),
-      // C-2 修复: 使用合并后的 signal（外部 abort + timeout）
-      signal: this.getFetchSignal(this.config.timeoutMs ?? 300_000),
-    });
+    }, this.config.timeoutMs ?? 300_000);
 
     if (!response.ok || !response.body) {
       await this.throwHttpError(response, 'DeepSeek stream error');