feat(监控): 完善系统监控、登录状态与访问审计能力

frontend/src/api/authClient.ts

@@ -33,6 +33,11 @@ export type LoginKeyResponse = {
   expires_at: string;
 };
 
+export type SessionHeartbeatResponse = {
+  status: "online";
+  last_seen_at: string;
+};
+
 export type EncryptedPasswordRequest = {
   key_id: string;
   challenge: string;
@@ -53,4 +58,18 @@ export const extendToken = (token: string): Promise<AxiosResponse<ExtendResponse
 export const getLoginKey = (): Promise<AxiosResponse<LoginKeyResponse>> =>
   authClient.get<LoginKeyResponse>("/api/v1/auth/login-key");
 
+export const heartbeatSession = (token: string): Promise<AxiosResponse<SessionHeartbeatResponse>> =>
+  authClient.post<SessionHeartbeatResponse>(
+    "/api/v1/auth/session/heartbeat",
+    {},
+    { headers: { Authorization: `Bearer ${token}` }, timeout: 5000 },
+  );
+
+export const logoutSession = (token: string): Promise<AxiosResponse<void>> =>
+  authClient.post<void>(
+    "/api/v1/auth/session/logout",
+    {},
+    { headers: { Authorization: `Bearer ${token}` } },
+  );
+
 export default authClient;