feat: host session list/terminate and event session actions (0.20.28)

Co-authored-by: Cursor <cursoragent@cursor.com>

frontend/src/api.ts

@@ -573,6 +573,56 @@ export function fetchHostRemoteJob(hostId: number): Promise<HostRemoteActionJobS
   return apiFetch<HostRemoteActionJobStatus>(`/api/v1/hosts/${hostId}/actions/remote-job`);
 }
 
+export interface HostSessionItem {
+  session_id: string;
+  user: string;
+  tty?: string | null;
+  state?: string | null;
+  source_ip?: string | null;
+  session_name?: string | null;
+}
+
+export interface HostSessionsResponse {
+  ok: boolean;
+  message: string;
+  target?: string | null;
+  sessions: HostSessionItem[];
+}
+
+export interface HostSessionTerminateResponse {
+  ok: boolean;
+  message: string;
+  target?: string | null;
+  stdout?: string | null;
+  stderr?: string | null;
+}
+
+export function fetchHostSessions(hostId: number): Promise<HostSessionsResponse> {
+  return apiFetch<HostSessionsResponse>(`/api/v1/hosts/${hostId}/actions/sessions/list`, {
+    method: "POST",
+  });
+}
+
+export function terminateHostSession(
+  hostId: number,
+  sessionId: string,
+): Promise<HostSessionTerminateResponse> {
+  return apiFetch<HostSessionTerminateResponse>(`/api/v1/hosts/${hostId}/actions/sessions/terminate`, {
+    method: "POST",
+    body: JSON.stringify({ session_id: sessionId }),
+  });
+}
+
+export function postEventTerminateSession(
+  eventId: number,
+  sessionId?: string,
+): Promise<HostSessionTerminateResponse> {
+  return apiFetch<HostSessionTerminateResponse>(`/api/v1/events/${eventId}/actions/terminate-session`, {
+    method: "POST",
+    body: JSON.stringify(sessionId ? { session_id: sessionId } : {}),
+  });
+}
+
 export interface HostAgentConfigResponse {
   config_revision: number;
   settings: Record<string, unknown>;