Fix: Bugs fixed (#13086)

### What problem does this PR solve?

Fix: Bugs fixed
- metadata icon error
- search page's image not display

### Type of change

- [x] Bug Fix (non-breaking change which fixes an issue)

web/src/constants/agent.tsx

@@ -1,5 +1,10 @@
 import { setInitialChatVariableEnabledFieldValue } from '@/utils/chat';
-import { Circle, CircleSlash2 } from 'lucide-react';
+import {
+  Circle,
+  CircleDashed,
+  CircleDotDashed,
+  CircleSlash2,
+} from 'lucide-react';
 import { ChatVariableEnabledField, variableEnabledFieldMap } from './chat';
 
 export enum ProgrammingLanguage {
@@ -173,12 +178,12 @@ export const SwitchOperatorOptions = [
   {
     value: ComparisonOperator.In,
     label: 'in',
-    icon: <CircleSlash2 className="size-4" />,
+    icon: <CircleDotDashed className="size-4" />,
   },
   {
     value: ComparisonOperator.NotIn,
     label: 'notIn',
-    icon: <CircleSlash2 className="size-4" />,
+    icon: <CircleDashed className="size-4" />,
   },
 ];
 

web/src/pages/next-search/search-view.tsx

@@ -201,9 +201,11 @@ export default function SearchingView({
                       <div key={index}>
                         <div className="w-full flex flex-col">
                           <div className="w-full highlightContent">
-                            <ImageWithPopover
-                              id={chunk.image_id || chunk.img_id}
-                            ></ImageWithPopover>
+                            {(chunk.image_id || chunk.img_id) && (
+                              <ImageWithPopover
+                                id={chunk.image_id || chunk.img_id}
+                              ></ImageWithPopover>
+                            )}
                             <Popover>
                               <PopoverTrigger asChild>
                                 <div
@@ -239,7 +241,7 @@ export default function SearchingView({
                           </div>
                         </div>
                         {index < chunks.length - 1 && (
-                          <div className="w-full border-b border-border-default/80 mt-6"></div>
+                          <div className="w-full border-b border-border-default/80 mt-6 mb-2"></div>
                         )}
                       </div>
                     );