Final sweep: Crucible fixes, Path Tracer polish, forge progress, tests green.

Align dashboard subtitle default and UpsertAgent tests with fleet label behavior; WebSocket coalesce and PathForge hardening; Crucible expanded ops and visual DV fixes; Vitest 610/610 and full test-suite pass; trim PROBLEMS.md to open items only.

server/web/src/pages/EmberwakePage.tsx

@@ -1,6 +1,5 @@
 import { useCallback, useEffect, useMemo, useRef, useState } from 'react';
 import { Link } from 'react-router-dom';
-import { useVisibleInterval } from '../hooks/usePageVisible';
 import { api } from '../api/client';
 import type { BuildRecord, EmberwakeNotes, PublicBuildDTO, WarRoomResponse } from '../types';
 import { publicDownloadUrl } from '../help/emberwake';
@@ -41,7 +40,6 @@ function CopyChip({ text, label }: { text: string; label: string }) {
 const NOTES_TYPING_DEBOUNCE_MS = 400;
 const NOTES_TYPING_IDLE_MS = 2000;
 const WAR_ROOM_DAYS = 7;
-const WAR_ROOM_POLL_MS = 15_000;
 
 export default function EmberwakePage() {
   const { latestMessage } = useWebSocket();
@@ -113,10 +111,6 @@ export default function EmberwakePage() {
     void load().catch(() => {});
   }, [load]);
 
-  useVisibleInterval(() => {
-    void loadWarRoom().catch(() => {});
-  }, WAR_ROOM_POLL_MS);
-
   useEffect(() => {
     if (!latestMessage) return;
     if (latestMessage.type === 'emberwake_notes_updated') {
@@ -318,7 +312,7 @@ export default function EmberwakePage() {
         <div className="war-room-toolbar">
           <span className="war-room-toolbar-meta">
             {warRoomUpdated ? `Updated ${new Date(warRoomUpdated).toLocaleTimeString()}` : 'Loading…'}
-            {' · '}poll {WAR_ROOM_POLL_MS / 1000}s
+            {' '}<HelpTip field="ew_war_room_funnel" />
           </span>
           <div className="war-room-toolbar-right">
             <div className="war-room-view-toggle" role="group" aria-label="War room view">
@@ -344,6 +338,7 @@ export default function EmberwakePage() {
                 Constellations
               </button>
             </div>
+            <HelpTip field="ew_war_room_views" />
             <span className="war-room-toolbar-meta">WebSocket push ~30s</span>
           </div>
         </div>