fix: standardize GraphQL schema UUID field types (#13550)

Closes [#1264](https://github.com/twentyhq/core-team-issues/issues/1264)

packages/twenty-server/src/engine/core-modules/webhook/dtos/delete-webhook.dto.ts

@@ -1,11 +1,13 @@
 import { Field, InputType } from '@nestjs/graphql';
 
-import { IsNotEmpty, IsString } from 'class-validator';
+import { IsNotEmpty, IsUUID } from 'class-validator';
+
+import { UUIDScalarType } from 'src/engine/api/graphql/workspace-schema-builder/graphql-types/scalars';
 
 @InputType()
 export class DeleteWebhookDTO {
-  @Field()
+  @Field(() => UUIDScalarType)
   @IsNotEmpty()
-  @IsString()
+  @IsUUID()
   id: string;
 }

packages/twenty-server/src/engine/core-modules/webhook/dtos/get-webhook.dto.ts

@@ -1,11 +1,13 @@
 import { Field, InputType } from '@nestjs/graphql';
 
-import { IsNotEmpty, IsString } from 'class-validator';
+import { IsNotEmpty, IsUUID } from 'class-validator';
+
+import { UUIDScalarType } from 'src/engine/api/graphql/workspace-schema-builder/graphql-types/scalars';
 
 @InputType()
 export class GetWebhookDTO {
-  @Field()
+  @Field(() => UUIDScalarType)
   @IsNotEmpty()
-  @IsString()
+  @IsUUID()
   id: string;
 }

packages/twenty-server/src/engine/core-modules/webhook/dtos/update-webhook.dto.ts

@@ -1,12 +1,14 @@
 import { Field, InputType } from '@nestjs/graphql';
 
-import { IsNotEmpty, IsString } from 'class-validator';
+import { IsNotEmpty, IsUUID } from 'class-validator';
+
+import { UUIDScalarType } from 'src/engine/api/graphql/workspace-schema-builder/graphql-types/scalars';
 
 @InputType()
 export class UpdateWebhookDTO {
-  @Field()
+  @Field(() => UUIDScalarType)
   @IsNotEmpty()
-  @IsString()
+  @IsUUID()
   id: string;
 
   @Field({ nullable: true })

packages/twenty-server/src/engine/core-modules/webhook/webhook.entity.ts

@@ -41,7 +41,7 @@ export class Webhook {
   @Column()
   secret: string;
 
-  @Field()
+  @Field(() => UUIDScalarType)
   @Column('uuid')
   workspaceId: string;