feat(auth): [PM-8221] implement device verification for unknown devices

Add device verification flow that requires users to enter an OTP when logging in from an unrecognized device. This includes:

- New device verification route and guard
- Email OTP verification component
- Authentication timeout handling

PM-8221

apps/desktop/src/locales/en/messages.json

@@ -885,6 +885,15 @@
     "message": "Verify with Duo Security for your organization using the Duo Mobile app, SMS, phone call, or U2F security key.",
     "description": "'Duo Security' and 'Duo Mobile' are product names and should not be translated."
   },
+  "verifyIdentity": {
+    "message": "Verify your Identity"
+  },
+  "weDontRecognizeThisDevice": {
+    "message": "We don't recognize this device. Enter the code sent to your email to verify your identity."
+  },
+  "continueLoggingIn": {
+    "message": "Continue logging in"
+  },
   "webAuthnTitle": {
     "message": "FIDO2 WebAuthn"
   },