File - Migrate core pictures (workspace and member logo) + workflow attachments (#17924)

- Create a common file-by-id download controller
- Create core picture module with resolver and logic to handle
workspaceLogo and workspaceMemberProfilePicture update
- Create workflow file module (same)
- Data migration

packages/twenty-server/src/engine/api/graphql/workspace-query-runner/factories/query-result-getters/handlers/workspace-member-query-result-getter.handler.ts

@@ -1,12 +1,23 @@
+import { FileFolder } from 'twenty-shared/types';
+import { isDefined } from 'twenty-shared/utils';
+
 import { type QueryResultGetterHandlerInterface } from 'src/engine/api/graphql/workspace-query-runner/factories/query-result-getters/interfaces/query-result-getter-handler.interface';
 
+import { FeatureFlagKey } from 'src/engine/core-modules/feature-flag/enums/feature-flag-key.enum';
+import { type FeatureFlagService } from 'src/engine/core-modules/feature-flag/services/feature-flag.service';
+import { type FileUrlService } from 'src/engine/core-modules/file/file-url/file-url.service';
+import { extractFileIdFromUrl } from 'src/engine/core-modules/file/files-field/utils/extract-file-id-from-url.util';
 import { type FileService } from 'src/engine/core-modules/file/services/file.service';
 import { type WorkspaceMemberWorkspaceEntity } from 'src/modules/workspace-member/standard-objects/workspace-member.workspace-entity';
 
 export class WorkspaceMemberQueryResultGetterHandler
   implements QueryResultGetterHandlerInterface
 {
-  constructor(private readonly fileService: FileService) {}
+  constructor(
+    private readonly fileService: FileService,
+    private readonly featureFlagService: FeatureFlagService,
+    private readonly fileUrlService: FileUrlService,
+  ) {}
 
   async handle(
     workspaceMember: WorkspaceMemberWorkspaceEntity,
@@ -16,6 +27,33 @@ export class WorkspaceMemberQueryResultGetterHandler
       return workspaceMember;
     }
 
+    if (
+      await this.featureFlagService.isFeatureEnabled(
+        FeatureFlagKey.IS_CORE_PICTURE_MIGRATED,
+        workspaceId,
+      )
+    ) {
+      const fileId = extractFileIdFromUrl(
+        workspaceMember.avatarUrl,
+        FileFolder.CorePicture,
+      );
+
+      if (!isDefined(fileId)) {
+        return workspaceMember;
+      }
+
+      const signedUrl = this.fileUrlService.signFileByIdUrl({
+        fileId,
+        workspaceId,
+        fileFolder: FileFolder.CorePicture,
+      });
+
+      return {
+        ...workspaceMember,
+        avatarUrl: signedUrl,
+      };
+    }
+
     const signedPath = this.fileService.signFileUrl({
       url: workspaceMember.avatarUrl,
       workspaceId,