feat: add problem detection framework for common problems (#2412)

Introduces a ProblemManager that detects and surfaces actionable issues
(stale config, legacy frigate-hass-card resources, slow/failed streams)
via status bar indicators and notification popups with fix actions.

tests/card-controller/controller.test.ts

@@ -23,6 +23,7 @@ import { MessageManager } from '../../src/card-controller/message-manager';
 import { MicrophoneManager } from '../../src/card-controller/microphone-manager';
 import { NotificationManager } from '../../src/card-controller/notification-manager';
 import { PIPManager } from '../../src/card-controller/pip-manager';
+import { ProblemManager } from '../../src/card-controller/problems/manager';
 import { QueryStringManager } from '../../src/card-controller/query-string-manager';
 import { StatusBarItemManager } from '../../src/card-controller/status-bar-item-manager';
 import { StyleManager } from '../../src/card-controller/style-manager';
@@ -56,6 +57,7 @@ vi.mock('../../src/card-controller/message-manager');
 vi.mock('../../src/card-controller/microphone-manager');
 vi.mock('../../src/card-controller/notification-manager');
 vi.mock('../../src/card-controller/pip-manager');
+vi.mock('../../src/card-controller/problems/manager');
 vi.mock('../../src/card-controller/query-string-manager');
 vi.mock('../../src/card-controller/status-bar-item-manager');
 vi.mock('../../src/card-controller/style-manager');
@@ -238,6 +240,12 @@ describe('CardController', () => {
       );
     });
 
+    it('getProblemManager', () => {
+      expect(createController().getProblemManager()).toBe(
+        vi.mocked(ProblemManager).mock.instances[0],
+      );
+    });
+
     it('getMicrophoneManager', () => {
       expect(createController().getMicrophoneManager()).toBe(
         vi.mocked(MicrophoneManager).mock.instances[0],