fix(torrent): distinguish connected and listed peers

- label live connected peer telemetry separately from listed peer details
- report count mismatches and keep connected values accented
- synchronize bindings, locales, accessibility, and regression coverage

src/utils/propertiesDiagnostics.test.ts

@@ -4,12 +4,13 @@ import {
   formatPropertiesDiagnosticCount,
   getPropertiesAvailabilityDiagnosticState,
   getPropertiesPeerDiagnosticState,
+  hasTorrentPeerCountDifference,
   hasLiveTorrentPeerWithoutDetails,
 } from './propertiesDiagnostics';
 
 const emptyPeerDiagnostics = {
-  totalPeers: 0,
-  totalSeeders: 0,
+  listedPeers: 0,
+  listedSeeders: 0,
   peers: [],
   truncated: false,
 };
@@ -29,6 +30,15 @@ describe('Properties peer diagnostics presentation state', () => {
     expect(formatPropertiesDiagnosticCount(Number.MAX_SAFE_INTEGER + 1, 'en-US')).toBe('—');
   });
 
+  it('identifies when the connected telemetry differs from the listed peer response', () => {
+    expect(hasTorrentPeerCountDifference(38, 2, 5, 2)).toBe(true);
+    expect(hasTorrentPeerCountDifference(5, 2, 5, 2)).toBe(false);
+    expect(hasTorrentPeerCountDifference(undefined, 2, 5, 2)).toBe(false);
+    expect(hasTorrentPeerCountDifference(38, 2, 5, 1)).toBe(true);
+    expect(hasTorrentPeerCountDifference(Number.NaN, 2, 5, 2)).toBe(false);
+    expect(hasTorrentPeerCountDifference(38, 2, Number.POSITIVE_INFINITY, 2)).toBe(false);
+  });
+
   it('keeps a genuine empty response live instead of treating it as unavailable', () => {
     expect(getPropertiesPeerDiagnosticState(emptyPeerDiagnostics, false, 'idle')).toBe('live');
   });

src/utils/propertiesDiagnostics.ts

@@ -5,11 +5,29 @@ import type { PropertiesDiagnosticPhase } from '../propertiesBridge';
 
 export type PropertiesDiagnosticValueState = 'live' | 'loading' | 'stale' | 'error' | 'unavailable';
 
+const isValidDiagnosticCount = (value: number | undefined): value is number =>
+  typeof value === 'number' && Number.isSafeInteger(value) && value >= 0;
+
 export const formatPropertiesDiagnosticCount = (value: number, locale: string): string => {
-  if (!Number.isSafeInteger(value) || value < 0) return '—';
+  if (!isValidDiagnosticCount(value)) return '—';
   return new Intl.NumberFormat(resolveAppLocale(locale)).format(value);
 };
 
+export const hasTorrentPeerCountDifference = (
+  connectedPeers: number | undefined,
+  connectedSeeders: number | undefined,
+  listedPeers: number,
+  listedSeeders: number,
+): boolean => (
+  isValidDiagnosticCount(connectedPeers)
+  && isValidDiagnosticCount(listedPeers)
+  && connectedPeers !== listedPeers
+) || (
+  isValidDiagnosticCount(connectedSeeders)
+  && isValidDiagnosticCount(listedSeeders)
+  && connectedSeeders !== listedSeeders
+);
+
 export const hasLiveTorrentPeerWithoutDetails = (
   connectedPeers: number | undefined,
   detailedPeers: number,