how to push existing project into git code example

Example 1: git add existing project to repository

git remote add origin <repository url>
git branch -M main
git push -u origin main

Example 2: git push existing code to new repository

git remote add origin <remote repository URL>

Example 3: how to push existing project to github

git remote add origin 
      https://github.com/asd/FinraDeck.git (github adresi)
• git push -u origin master