Fix/enum validation (#2863)

* fix: SELECT enum can have a color key

* fix: "findOneOrFail" of undefined

* feat: alter column migration store previous metadata informations

* fix: enum validation extra keys

server/src/main.ts

@@ -26,7 +26,6 @@ const bootstrap = async () => {
   // Apply validation pipes globally
   app.useGlobalPipes(
     new ValidationPipe({
-      // whitelist: true,
       transform: true,
     }),
   );