5622 add a syncemail onboarding step (#5689)

- add sync email onboarding step
- refactor calendar and email visibility enums
- add a new table `keyValuePair` in `core` schema
- add a new resolved boolean field `skipSyncEmail` in current user




https://github.com/twentyhq/twenty/assets/29927851/de791475-5bfe-47f9-8e90-76c349fba56f

packages/twenty-front/src/modules/object-metadata/utils/getObjectMetadataItemsMock.ts

@@ -292,6 +292,66 @@ export const getObjectMetadataItemsMock = () => {
       updatedAt: '2023-11-30T11:13:15.206Z',
       fields: [],
     },
+    {
+      __typename: 'object',
+      id: '3aac4582-f677-4d7d-acd5-3e33a039acdd',
+      dataSourceId: '20202020-7f63-47a9-b1b3-6c7290ca9fb1',
+      nameSingular: 'connectedAccount',
+      namePlural: 'connectedAccounts',
+      labelSingular: 'Connected Account',
+      labelPlural: 'Connected Accounts',
+      description: 'A connected account',
+      icon: 'IconAt',
+      isCustom: false,
+      isRemote: false,
+      isActive: true,
+      isSystem: true,
+      createdAt: '2024-06-01T14:55:04.039Z',
+      updatedAt: '2024-06-01T14:55:04.039Z',
+      labelIdentifierFieldMetadataId: null,
+      imageIdentifierFieldMetadataId: null,
+      fields: [],
+    },
+    {
+      __typename: 'object',
+      id: '3aac4582-f677-4d7d-acd5-3e33a039acde',
+      dataSourceId: '20202020-7f63-47a9-b1b3-6c7290ca9fb1',
+      nameSingular: 'messageChannel',
+      namePlural: 'messageChannels',
+      labelSingular: 'Message Channel',
+      labelPlural: 'Message Channels',
+      description: 'A message channel',
+      icon: 'IconAt',
+      isCustom: false,
+      isRemote: false,
+      isActive: true,
+      isSystem: true,
+      createdAt: '2024-06-01T14:55:04.039Z',
+      updatedAt: '2024-06-01T14:55:04.039Z',
+      labelIdentifierFieldMetadataId: null,
+      imageIdentifierFieldMetadataId: null,
+      fields: [],
+    },
+    {
+      __typename: 'object',
+      id: '3aac4582-f677-4d7d-acd5-3e33a039acdf',
+      dataSourceId: '20202020-7f63-47a9-b1b3-6c7290ca9fb1',
+      nameSingular: 'calendarChannel',
+      namePlural: 'calendarChannels',
+      labelSingular: 'Calendar Channel',
+      labelPlural: 'Calendar Channels',
+      description: 'A calendar channel',
+      icon: 'IconAt',
+      isCustom: false,
+      isRemote: false,
+      isActive: true,
+      isSystem: true,
+      createdAt: '2024-06-01T14:55:04.039Z',
+      updatedAt: '2024-06-01T14:55:04.039Z',
+      labelIdentifierFieldMetadataId: null,
+      imageIdentifierFieldMetadataId: null,
+      fields: [],
+    },
     {
       __typename: 'object',
       id: '20202020-cae9-4ff4-9579-f7d9fe44c937',