[FEATURE] Add Ability to download covid certificate using aadhar

[amarnath12341]

Is your feature request related to a problem? Please describe.
Add Ability to download covid certificate using aadhar, many are changing their phone numbers & forgetting the beneficiary ids. It's time gov provide a way to get certificate using aadhar authentication.

Describe the solution you'd like
A feature to login using aadhar or download certificate feature using aadhar id.

Describe alternatives you've considered
A clear and concise description of any alternative solutions or features you've considered.

Additional context
Add any other context or screenshots about the feature request here.

[Ashish742422]

Add the alternate login methods like through email, adhaar card etc., there is no other option left if a person is not accessible to his or her phone number.