* Create pre-commit with ESLint

* add vue-eslint-parser

* Add prop-name-casing and script-indent to the eslint rule.

* Update Javascript and Vue files with the proper style

* Comment out ESlint pre-commit first to udpate styles

* Use ESlint to format the Javascript and Vue files.
Strongly recommended rules applied.

* Add google format package

* Make the frontend to fetch the data from the flask server.

* Provide loading animation.

* Fixed format style
Fix the issue where the display label not working.

* Provide a 2D 3D switcher.
Display the chart in 3D.

* Include PCA method to do dimension reduction

* Fix the style.

* Fix typo
Use === to compare type as well.

* Include the embedding frontend work, currenlty using harded data

* Remove a ChartPage in embeddings
Embedding chart now use the mock data from the mock server.

* Some code refactoring.