Merge branch 'main' of github.com:NousResearch/hermes-agent into bb/gui

# Conflicts:
#	tui_gateway/server.py

apps/dashboard/src/lib/api.ts

@@ -1,4 +1,21 @@
-const BASE = "";
+// The dashboard can be served either at the root of its host (e.g.
+// https://kanban.tilos.com/) or under a URL prefix when reverse-proxied
+// (e.g. https://mission-control.tilos.com/hermes/). The Python backend
+// injects ``window.__HERMES_BASE_PATH__`` into index.html based on the
+// incoming ``X-Forwarded-Prefix`` header so the SPA can address its own
+// ``/api/...`` and ``/dashboard-plugins/...`` URLs correctly without a
+// rebuild. Empty string means "served at root".
+function readBasePath(): string {
+  if (typeof window === "undefined") return "";
+  const raw = window.__HERMES_BASE_PATH__ ?? "";
+  if (!raw) return "";
+  // Normalise: ensure leading slash, strip trailing slash.
+  const withLead = raw.startsWith("/") ? raw : `/${raw}`;
+  return withLead.replace(/\/+$/, "");
+}
+
+export const HERMES_BASE_PATH = readBasePath();
+const BASE = HERMES_BASE_PATH;
 
 import type { DashboardTheme } from "@/themes/types";
 
@@ -7,6 +24,7 @@ import type { DashboardTheme } from "@/themes/types";
 declare global {
   interface Window {
     __HERMES_SESSION_TOKEN__?: string;
+    __HERMES_BASE_PATH__?: string;
   }
 }
 let _sessionToken: string | null = null;
@@ -49,6 +67,10 @@ export const api = {
     fetchJSON<PaginatedSessions>(`/api/sessions?limit=${limit}&offset=${offset}`),
   getSessionMessages: (id: string) =>
     fetchJSON<SessionMessagesResponse>(`/api/sessions/${encodeURIComponent(id)}/messages`),
+  getSessionLatestDescendant: (id: string) =>
+    fetchJSON<SessionLatestDescendantResponse>(
+      `/api/sessions/${encodeURIComponent(id)}/latest-descendant`,
+    ),
   deleteSession: (id: string) =>
     fetchJSON<{ ok: boolean }>(`/api/sessions/${encodeURIComponent(id)}`, {
       method: "DELETE",
@@ -373,6 +395,14 @@ export interface SessionInfo {
   input_tokens: number;
   output_tokens: number;
   preview: string | null;
+  parent_session_id?: string | null;
+}
+
+export interface SessionLatestDescendantResponse {
+  requested_session_id: string;
+  session_id: string;
+  path: string[];
+  changed: boolean;
 }
 
 export interface PaginatedSessions {