feat: Human Input node (Frontend Part) (#31631)

Co-authored-by: JzoNg <jzongcode@gmail.com>
Co-authored-by: Joel <iamjoel007@gmail.com>
Co-authored-by: yessenia <yessenia.contact@gmail.com>
Co-authored-by: QuantumGhost <obelisk.reg+git@gmail.com>

web/app/components/billing/utils/index.spec.ts

@@ -94,6 +94,7 @@ describe('billing utils', () => {
       knowledge_pipeline: {
         publish_enabled: false,
       },
+      human_input_email_delivery_enabled: false,
       ...overrides,
     })