Add a custom rule to prevent colors from being hardcoded outside of theme (#288)

* Add a custom rule to prevent colors from being hardcoded in ESLint

* Refactor colors

* Create packages folder and fix colors

* Remove external dependency for css alphabetical order linting

* Fix install with yarn

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Co-authored-by: Charles Bochet <charles@twenty.com>

packages/twenty-cli/jest.config.cjs

@@ -0,0 +1,5 @@
+/** @type {import('ts-jest').JestConfigWithTsJest} */
+module.exports = {
+  preset: 'ts-jest',
+  testEnvironment: 'node',
+};