feat(variationTool): Variation Tool to perform deformation operations on drawn contours

[IbrahimCSAE]

Context

Variation tool to perform deformation operations on drawn contours, do not merge yet as I don't think getPlaneContours works as expected.

credit to @IrvingLu

[netlify[bot]]

✅ Deploy Preview for cornerstone-3d-docs ready!

Name	Link
🔨 Latest commit	ca5f9335749a0b3ae43f27ea2c8f2d482669b5fc
🔍 Latest deploy log	https://app.netlify.com/sites/cornerstone-3d-docs/deploys/670c7d0a3eea510008858818
😎 Deploy Preview	https://deploy-preview-1499--cornerstone-3d-docs.netlify.app
📱 Preview on mobile	Toggle QR Code... Use your smartphone camera to open QR code link.

---

To edit notification comments on pull requests, go to your Netlify site configuration.

[IrvingLu]

Haha, I don't have time to handle this branch in the company. Thank you

[IrvingLu]

Context

Variation tool to perform deformation operations on drawn contours, do not merge yet as I don't think getPlaneContours works as expected.

credit to @IrvingLu

getPlaneContours This method was temporarily written by me according to the business, and it has not been modified yet. It should be used as a viewport instead of a sliceIndex