feat(fullstack): Add notifications, user is now an entity, add testcontainers, rework custom permissions, get user from JWT in endpoints

legalconsenthub/composables/index.ts

@@ -1,2 +1,6 @@
 export { useApplicationFormTemplate } from './applicationFormTemplate/useApplicationFormTemplate'
 export { useApplicationForm } from './applicationForm/useApplicationForm'
+export { useNotification } from './notification/useNotification'
+export { useNotificationApi } from './notification/useNotificationApi'
+export { useUser } from './user/useUser'
+export { useUserApi } from './user/useUserApi'