added typechecking for all ts files (#6466)

Fixes: #6436 

Changes made: 

- Added typecheck step before twenty-ui build to check stories TS errors
- Added a tsconfig.dev.json to add stories and tests to typecheking when
in dev mode
- Added tsconfig.dev.json to storybook dev command of twenty-ui to
typecheck stories while developing
- Fixed twenty-ui stories that were broken

- Added a serve command to serve front build
- Fixed unit test from another PR

---------

Co-authored-by: Félix Malfait <felix.malfait@gmail.com>
Co-authored-by: Lucas Bordeau <bordeau.lucas@gmail.com>

packages/twenty-ui/src/utilities/config/index.ts

@@ -25,6 +25,4 @@ const getDefaultUrl = () => {
 };
 
 export const REACT_APP_SERVER_BASE_URL =
-  window._env_?.REACT_APP_SERVER_BASE_URL ||
-  process.env.REACT_APP_SERVER_BASE_URL ||
-  getDefaultUrl();
+  window._env_?.REACT_APP_SERVER_BASE_URL || getDefaultUrl();