Files field - add files field display and input + filtering (#17637)

This PR introduces a new FILES field type for Twenty CRM, allowing users
to attach multiple files to any record.

- Files field display
- Files field preview
- Files field input
- Files field filtering

To test : 
1/ need to activate feature flag `IS_FILES_FIELD_ENABLED` + create a new
FILES field

- display in read only, edit, inline, table
- edit
- filter
- export


closes https://github.com/twentyhq/core-team-issues/issues/2154


<img width="354" height="134" alt="Screenshot 2026-02-02 at 19 11 01"
src="https://github.com/user-attachments/assets/3c3de89e-f6b6-4526-b710-e4c7ee1a6d30"
/>
<img width="1081" height="933" alt="Screenshot 2026-02-02 at 19 10 41"
src="https://github.com/user-attachments/assets/7c9a7278-edb7-4d4a-882c-f7404689d011"
/>
<img width="1073" height="719" alt="Screenshot 2026-02-02 at 19 10 33"
src="https://github.com/user-attachments/assets/79cc372b-56a2-4cbf-b4fe-023adc4753a8"
/>

packages/twenty-server/test/integration/graphql/suites/inputs-validation/create-validation/files-field-create-input-validation.integration-spec.ts

@@ -3,13 +3,8 @@ import { expectGqlCreateInputValidationError } from 'test/integration/graphql/su
 import { expectRestCreateInputValidationError } from 'test/integration/graphql/suites/inputs-validation/create-validation/utils/expect-rest-create-input-validation-error.util';
 import { destroyManyObjectsMetadata } from 'test/integration/graphql/suites/inputs-validation/utils/destroy-many-objects-metadata';
 import { setupTestObjectsWithAllFieldTypes } from 'test/integration/graphql/suites/inputs-validation/utils/setup-test-objects-with-all-field-types.util';
-import { makeGraphqlAPIRequest } from 'test/integration/graphql/utils/make-graphql-api-request.util';
-import { updateFeatureFlagFactory } from 'test/integration/graphql/utils/update-feature-flag-factory.util';
 import { FieldMetadataType } from 'twenty-shared/types';
 
-import { FeatureFlagKey } from 'src/engine/core-modules/feature-flag/enums/feature-flag-key.enum';
-import { SEED_APPLE_WORKSPACE_ID } from 'src/engine/workspace-manager/dev-seeder/core/constants/seeder-workspaces.constant';
-
 const FIELD_METADATA_TYPE = FieldMetadataType.FILES;
 
 const failingTestCases =
@@ -23,14 +18,6 @@ describe(`Create input validation - ${FIELD_METADATA_TYPE}`, () => {
   let targetObjectMetadata2Id: string;
 
   beforeAll(async () => {
-    await makeGraphqlAPIRequest(
-      updateFeatureFlagFactory(
-        SEED_APPLE_WORKSPACE_ID,
-        FeatureFlagKey.IS_FILES_FIELD_ENABLED,
-        true,
-      ),
-    );
-
     const setupTest = await setupTestObjectsWithAllFieldTypes(true);
 
     objectMetadataId = setupTest.objectMetadataId;
@@ -46,14 +33,6 @@ describe(`Create input validation - ${FIELD_METADATA_TYPE}`, () => {
       targetObjectMetadata1Id,
       targetObjectMetadata2Id,
     ]);
-
-    await makeGraphqlAPIRequest(
-      updateFeatureFlagFactory(
-        SEED_APPLE_WORKSPACE_ID,
-        FeatureFlagKey.IS_FILES_FIELD_ENABLED,
-        false,
-      ),
-    );
   });
 
   describe('Gql create input - failure', () => {