Get current commit id of Git and update to package.json

When developing a Node.js project, you may want to keep track of the current commit ID of your Git repository. This information can be useful for debugging, versioning, or deployment purposes. One way to achieve this is by updating the package.json file with the current commit ID during the build process. This article will guide you through the steps to get the current commit ID of Git and update it to the package.json file using Node.js.

"predev": "node ./node_modules/json/lib/json.js -I -f package.json -e \"this.commit='$(git rev-parse --short HEAD)'\"",