test: Add browser tests for the media viewing gallery and viewer (#2661)

tests/card-controller/style-manager.browser.test.ts

@@ -1,17 +1,21 @@
 import { describe, expect, it } from 'vitest';
 
+import type { ThemeName } from '../../src/config/schema/view';
 import { MountedCardFactory } from '../browser/mounted-card';
-import { createCameraHASS, createStillImageCardConfig } from '../browser/test-utils';
+import {
+  createGenericCameraHASS,
+  createStillImageCardConfig,
+} from '../browser/test-utils';
 
 // A colour the dark theme sets and the card carries no other way. Reading it
 // back proves the stylesheet reached the card rather than merely compiling.
 // See src/scss/themes/dark.scss .
 const DARK_PRIMARY_BACKGROUND = '#111111';
 
-const mountThemed = async (themes: string[]) =>
+const mountThemed = async (themes: ThemeName[]) =>
   await MountedCardFactory.createFromSource(
     createStillImageCardConfig({ view: { theme: { themes } } }),
-    createCameraHASS(),
+    createGenericCameraHASS(),
   );
 
 describe('themes', () => {