Git hook

[sczembor]

Closes #x

Proposed Changes

• Add script to be used on git commit to check for .only() in test files and display error message if there are any

TODO

• update change log

Potential followups

[sczembor]

This is how the output in console looks if we leave any .only in js or ts files

All the files are displayed at once when trying to git commit

[thdailong]

This is how the output in console looks if we leave any .only in js or ts files All the files are displayed at once when trying to git commit

@sczembor Is it possible if we can show the line that contain only() in file?