fix(torrent): use live peer telemetry in properties

- source the Properties peer card from live Aria2 status counts
- distinguish connected peers from unavailable peer details
- remove redundant peer-summary IPC and harden count parsing
- add responsive, accessible peer/seeder presentation and regressions

src/utils/propertiesTorrentLifecycle.test.ts

@@ -0,0 +1,12 @@
+import { describe, expect, it } from 'vitest';
+import { isTorrentLiveStatus } from './propertiesTorrentLifecycle';
+
+describe('Torrent live lifecycle', () => {
+  it('identifies statuses with live Aria2 telemetry', () => {
+    expect(isTorrentLiveStatus('downloading')).toBe(true);
+    expect(isTorrentLiveStatus('retrying')).toBe(true);
+    expect(isTorrentLiveStatus('paused')).toBe(false);
+    expect(isTorrentLiveStatus('completed')).toBe(false);
+    expect(isTorrentLiveStatus('seeding')).toBe(true);
+  });
+});