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/eslint-plugin-twenty/index.js

@@ -0,0 +1,10 @@
+// eslint-disable-next-line @typescript-eslint/no-var-requires
+const noHardcodedColors = require('./rules/no-hardcoded-colors');
+const cssAlphabetically = require('./rules/sort-css-properties-alphabetically');
+
+module.exports = {
+  rules: {
+    'no-hardcoded-colors': noHardcodedColors,
+    'sort-css-properties-alphabetically': cssAlphabetically,
+  },
+};