Fix unknown labe (#10934)

## Before

![image](https://github.com/user-attachments/assets/20b5d5c7-907e-4293-a8db-034125e0f4b4)

## After

![image](https://github.com/user-attachments/assets/1df6d597-f06e-49e4-a9a4-ad980f42b07b)

packages/twenty-front/src/modules/serverless-functions/utils/__tests__/getFunctionOutputSchema.test.ts

@@ -10,21 +10,46 @@ describe('getFunctionOutputSchema', () => {
       e: [1, 2, 3],
     };
     const expectedOutputSchema = {
-      a: { isLeaf: true, type: 'unknown', value: null, icon: 'IconVariable' },
-      b: { isLeaf: true, type: 'string', value: 'b', icon: 'IconVariable' },
+      a: {
+        isLeaf: true,
+        type: 'unknown',
+        value: null,
+        icon: 'IconVariable',
+        label: 'a',
+      },
+      b: {
+        isLeaf: true,
+        type: 'string',
+        value: 'b',
+        icon: 'IconVariable',
+        label: 'b',
+      },
       c: {
         isLeaf: false,
         icon: 'IconVariable',
         value: {
-          cc: { isLeaf: true, type: 'number', value: 1, icon: 'IconVariable' },
+          cc: {
+            isLeaf: true,
+            type: 'number',
+            value: 1,
+            icon: 'IconVariable',
+            label: 'cc',
+          },
         },
       },
-      d: { isLeaf: true, type: 'boolean', value: true, icon: 'IconVariable' },
+      d: {
+        isLeaf: true,
+        type: 'boolean',
+        value: true,
+        icon: 'IconVariable',
+        label: 'd',
+      },
       e: {
         isLeaf: true,
         type: 'array',
         value: [1, 2, 3],
         icon: 'IconVariable',
+        label: 'e',
       },
     };
     expect(getFunctionOutputSchema(testResult)).toEqual(expectedOutputSchema);

packages/twenty-front/src/modules/serverless-functions/utils/getFunctionOutputSchema.ts

@@ -41,6 +41,7 @@ export const getFunctionOutputSchema = (testResult: object) => {
               value,
               type: getValueType(value),
               icon: 'IconVariable',
+              label: key,
             };
           }
           return acc;