feat: answer use selector vars

web/app/components/workflow/nodes/answer/panel.tsx

@@ -35,6 +35,7 @@ const Panel: FC<NodePanelProps<AnswerNodeType>> = ({
         value={inputs.answer}
         onChange={handleAnswerChange}
         variables={inputs.variables.map(item => item.variable)}
+        nodesOutputVars={availableVarList}
       />
     </div>
   )

web/app/components/workflow/nodes/llm/panel.tsx

@@ -38,8 +38,6 @@ const Panel: FC<NodePanelProps<LLMNodeType>> = ({
     handleModelChanged,
     hasSetBlockStatus,
     handleCompletionParamsChange,
-    handleVarListChange,
-    handleAddVariable,
     handleContextVarChange,
     filterInputVar,
     filterVar,
@@ -155,7 +153,7 @@ const Panel: FC<NodePanelProps<LLMNodeType>> = ({
           <ConfigPrompt
             readOnly={readOnly}
             nodeId={id}
-            filterVar={filterVar}
+            filterVar={filterInputVar}
             isChatModel={isChatModel}
             isChatApp={isChatMode}
             isShowContext