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>

infra/prod/docs/Dockerfile

@@ -3,12 +3,12 @@ FROM node:18.16.0-alpine as docs
 WORKDIR /app/docs
 
 COPY ./docs/package.json .
-COPY ./docs/package-lock.json .
-RUN npm install
+COPY ./docs/yarn.lock .
+RUN yarn install
 
 COPY ./docs .
 RUN npm run build
 
-RUN npm install -g serve
+RUN yarn install -g serve
 
 CMD ["serve", "-s", "./build"]