Hello Indranil, and welcome to the community!
I am a user and do not work for Bitwarden, but here is some information that Bitwarden provided regarding the future of the BW standalone authenticator:
from: Bitwarden roadmap - updated July 2024
from: Bitwarden just launched a new authenticator app. Here’s what it means to users. | Bitwarden Blog
So, one possibility is to enter the workforce authentication market, competing with the likes of Okta, Entra, Google, and possibly Cisco.