feat: support chatflow start node custom input field hidden (#19678)

web/app/components/base/chat/embedded-chatbot/inputs-form/content.tsx

@@ -36,9 +36,11 @@ const InputsFormContent = ({ showTip }: Props) => {
     })
   }, [newConversationInputsRef, handleNewConversationInputsChange, currentConversationInputs, setCurrentConversationInputs])
 
+  const visibleInputsForms = inputsForms.filter(form => form.hide !== true)
+
   return (
     <div className='space-y-4'>
-      {inputsForms.map(form => (
+      {visibleInputsForms.map(form => (
         <div key={form.variable} className='space-y-1'>
           <div className='flex h-6 items-center gap-1'>
             <div className='system-md-semibold text-text-secondary'>{form.label}</div>

web/app/components/base/chat/embedded-chatbot/inputs-form/index.tsx

@@ -22,8 +22,13 @@ const InputsFormNode = ({
     currentConversationId,
     themeBuilder,
     handleStartChat,
+    allInputsHidden,
+    inputsForms,
   } = useEmbeddedChatbotContext()
 
+  if (allInputsHidden || inputsForms.length === 0)
+    return null
+
   return (
     <div className={cn('mb-6 flex flex-col items-center px-4 pt-6', isMobile && 'mb-4 pt-4')}>
       <div className={cn(