[GSSoC'23] Add user auth with firebase and display username instead of Hello "sir"

[Aditya-Khaladkar]

Is your feature request related to a problem? Please describe.
Yes, I didn't find any user login in this app and also everywhere "sir" is displayed

Describe the solution you'd like
For the above problem, I can add user login and can display username instead of "sir"
.
Can you assign this issue to me under GSSoC'23 ?

[github-actions]

Hello there!👋 Welcome to the project!🚀⚡ Thank you and congrats🎉 for opening your very first issue in this project. Please adhere to our Code of Conduct. Please make sure not to start working on the issue, unless you get assigned to it.😄

[RishabhSharma02]

I can fix this, can you please assign this to me?

[Aditya-Khaladkar]

@bobcat9857 I am working on it

[Salman313ali]

i cant contribute into this issue under the label of GSSOC

[Amna-Yasir]

I want to contribute into this issue under GSSOC.

[Khushal747]

I would like to contribute in this as my first gssoc contribution please assign me this issue
i had prior knowledge in this

[avinashkranjan]

Go Ahead @Aditya-Khaladkar

[LEARNER-dakshesh]

Hello All, I would like to fix the issue .Please give me a chance to make this project a success.

[avinashkranjan]

Go Ahead @LEARNER-dakshesh

[Nishant0073]

Considering that this issue remains open, I would like to kindly request @avinashkranjan to assign it to me. I am more than willing and capable of resolving this matter