feat: rich text email body (#14482)

Co-authored-by: Raphaël Bosi <71827178+bosiraphael@users.noreply.github.com>
Co-authored-by: Félix Malfait <felix.malfait@gmail.com>
Co-authored-by: Félix Malfait <felix@twenty.com>

packages/twenty-server/src/modules/workflow/common/standard-objects/workflow.workspace-entity.ts

@@ -24,6 +24,7 @@ import {
   type FieldTypeAndNameMetadata,
   getTsVectorColumnExpressionFromFields,
 } from 'src/engine/workspace-manager/workspace-sync-metadata/utils/get-ts-vector-column-expression.util';
+import { AttachmentWorkspaceEntity } from 'src/modules/attachment/standard-objects/attachment.workspace-entity';
 import { FavoriteWorkspaceEntity } from 'src/modules/favorite/standard-objects/favorite.workspace-entity';
 import { TimelineActivityWorkspaceEntity } from 'src/modules/timeline/standard-objects/timeline-activity.workspace-entity';
 import { WorkflowAutomatedTriggerWorkspaceEntity } from 'src/modules/workflow/common/standard-objects/workflow-automated-trigger.workspace-entity';
@@ -193,6 +194,18 @@ export class WorkflowWorkspaceEntity extends BaseWorkspaceEntity {
   @WorkspaceIsSystem()
   timelineActivities: Relation<TimelineActivityWorkspaceEntity[]>;
 
+  @WorkspaceRelation({
+    standardId: WORKFLOW_STANDARD_FIELD_IDS.attachments,
+    type: RelationType.ONE_TO_MANY,
+    label: msg`Attachments`,
+    description: msg`Attachments linked to the workflow`,
+    icon: 'IconFileUpload',
+    inverseSideTarget: () => AttachmentWorkspaceEntity,
+    onDelete: RelationOnDeleteAction.CASCADE,
+  })
+  @WorkspaceIsSystem()
+  attachments: Relation<AttachmentWorkspaceEntity[]>;
+
   @WorkspaceField({
     standardId: WORKFLOW_STANDARD_FIELD_IDS.createdBy,
     type: FieldMetadataType.ACTOR,