Cleanup default values and leftover methods in environmentService (#4550)

* Cleanup default values and leftover methods in environmentService

* Adress remainings configService calls

packages/twenty-server/src/utils/get-server-url.ts

@@ -0,0 +1,11 @@
+import { Request } from 'express';
+
+export const getServerUrl = (
+  request: Request,
+  serverUrlEnv: string,
+): string => {
+  if (serverUrlEnv?.endsWith('/'))
+    return serverUrlEnv.substring(0, serverUrlEnv.length - 1);
+
+  return serverUrlEnv || `${request.protocol}://${request.get('host')}`;
+};