ci: add isolated ARM proposal test lane

neode-ui/vitest.setup.ts

@@ -1,4 +1,5 @@
 import { config } from '@vue/test-utils'
+import { vi } from 'vitest'
 import { displayVersion } from '@/utils/version'
 
 // The app registers `$ver` as a global template property in main.ts
@@ -7,3 +8,9 @@ import { displayVersion } from '@/utils/version'
 // component. Per-mount `global` options merge with this, so individual tests
 // keep their own plugins/mocks.
 config.global.mocks = { ...(config.global.mocks ?? {}), $ver: displayVersion }
+
+// jsdom intentionally leaves media playback methods unimplemented and logs a
+// stack trace for every cleanup call. Components only need inert lifecycle
+// behavior in unit tests; media-specific suites can still replace these spies.
+HTMLMediaElement.prototype.pause = vi.fn()
+HTMLMediaElement.prototype.load = vi.fn()