Fix send email error when empty connected account (#10005)

- Fix send email error when empty connected account
- Add a global util to valid uuid
- Add an util to check if object is workflow related

packages/twenty-shared/src/utils/strings/__tests__/isValidUuid.test.ts

@@ -0,0 +1,11 @@
+import { isValidUuid } from '../isValidUuid.util';
+
+describe('isValidUuid', () => {
+  it('should return true for a valid UUID', () => {
+    expect(isValidUuid('123e4567-e89b-12d3-a456-426614174000')).toBe(true);
+  });
+
+  it('should return false for an invalid UUID', () => {
+    expect(isValidUuid('123e4567-e89b-12d3-a456-426614174000')).toBe(false);
+  });
+});