Remove .idea files from PHPStorm with git & .gitignore

gitignore.sh

# Remove the file from the repository
git rm --cached .idea/

# now update your gitignore file to ignore this folder
echo '.idea' >> .gitignore

# add the .gitignore file
git add .gitignore

git commit -m "Removed .idea files"
git push origin <branch>

Remove the file from the repository

git rm --cached .idea/

now update your gitignore file to ignore this folder

echo '.idea' >> .gitignore

add the .gitignore file

git add .gitignore

git commit -m "Removed .idea files"
git push origin

Git may require -r flag:
git rm -r --cached .idea/