Step-by-Step Git Commands Execution:
Initialize a Git repository:
git init
Creates a new Git repository in the folder 24MCR090.

Add a file to staging area:
git add 24MCR090.txt
Adds 24MCR090.txt to the staging area.

Commit the file:
git commit -m "ADDED PERSONAL DETAILS"
Creates a commit with the message "ADDED PERSONAL DETAILS".

Check Git status:
git status
Shows that 24MCR090.txt has been modified but not staged.

View commit log:
git log
Displays the commit history (one commit at this point).

Add remote GitHub repository:
git remote add origin https://github.com/Sanjeevi18/24MCR090.git
Links the local repository to a remote GitHub repo.

Check current branch:
git branch
Shows the current branch is master.

Rename branch from master to main:
git branch -M main
Renames the current branch to main.

Set Git global config for email and username:
git config --global user.email "[email protected]"
git config --global user.name "Sanjeevi18"
Sets your global Git identity.

Push code to remote repo for the first time:
git push -u origin main
Pushes the main branch to GitHub and sets upstream tracking.

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Then , Again We will Modify or add new file means we need to follow the same steps, like
git add .
git commit -m “ADDED MOBILE MODEL”
(or)
git commit -am “ADDED MOBILE MODEL”
git push origin main