feat：添加日志功能

client/src/lib/api.ts

@@ -11,6 +11,27 @@ export class ApiError extends Error {
   }
 }
 
+function parseFilenameFromContentDisposition(contentDisposition: string | null): string | null {
+  if (!contentDisposition) return null;
+
+  // Prefer RFC 5987 filename*=UTF-8''...
+  const filenameStarMatch = contentDisposition.match(/filename\*=(?:UTF-8''|utf-8'')([^;]+)/);
+  if (filenameStarMatch?.[1]) {
+    try {
+      return decodeURIComponent(filenameStarMatch[1].trim().replace(/^"|"$/g, ''));
+    } catch {
+      return filenameStarMatch[1].trim().replace(/^"|"$/g, '');
+    }
+  }
+
+  const filenameMatch = contentDisposition.match(/filename=([^;]+)/);
+  if (filenameMatch?.[1]) {
+    return filenameMatch[1].trim().replace(/^"|"$/g, '');
+  }
+
+  return null;
+}
+
 async function request<T>(path: string, init?: RequestInit): Promise<T> {
   const token = getToken();
 
@@ -44,6 +65,48 @@ async function request<T>(path: string, init?: RequestInit): Promise<T> {
   return data as T;
 }
 
+async function requestDownload(path: string, init?: RequestInit): Promise<{ blob: Blob; filename: string }>
+{
+  const token = getToken();
+
+  const headers: Record<string, string> = {
+    ...(init?.headers as any),
+  };
+
+  // Do NOT force Content-Type for downloads (GET binary)
+  if (token) {
+    headers['Authorization'] = `Bearer ${token}`;
+  }
+
+  const res = await fetch(`${API_BASE_URL}${path}`, {
+    ...init,
+    headers,
+    credentials: 'include',
+  });
+
+  if (res.status === 401) {
+    clearAuth();
+  }
+
+  if (!res.ok) {
+    const text = await res.text().catch(() => '');
+    // Try to extract message from JSON-ish body
+    let message = `请求失败: ${res.status}`;
+    try {
+      const maybeJson = JSON.parse(text || '{}');
+      message = maybeJson?.message || message;
+    } catch {
+      // ignore
+    }
+    throw new ApiError(message, res.status);
+  }
+
+  const filename =
+    parseFilenameFromContentDisposition(res.headers.get('content-disposition')) || 'logs.tar.gz';
+  const blob = await res.blob();
+  return { blob, filename };
+}
+
 export const api = {
   adminLogin: (identifier: string, password: string) =>
     request<any>('/admin/auth/login', {
@@ -59,4 +122,9 @@ export const api = {
       method: 'POST',
       body: JSON.stringify({ new_password: newPassword }),
     }),
+
+  getRuntimeLogs: (lines = 200) =>
+    request<any>(`/admin/logs/runtime?lines=${encodeURIComponent(lines)}`),
+
+  downloadLogsArchive: () => requestDownload('/admin/logs/archive'),
 };