migrate the search button to plugins discovery

app/components/sidebar.tsx

@@ -12,7 +12,6 @@ import DeleteIcon from "../icons/delete.svg";
 import MaskIcon from "../icons/mask.svg";
 import DragIcon from "../icons/drag.svg";
 import DiscoveryIcon from "../icons/discovery.svg";
-import SearchIcon from "../icons/zoom.svg";
 import Locale from "../locales";
 
 import { useAppConfig, useChatStore } from "../store";
@@ -250,14 +249,6 @@ export function SideBar(props: { className?: string }) {
             onClick={() => setShowPluginSelector(true)}
             shadow
           />
-          <IconButton
-            icon={<SearchIcon />}
-            className={styles["sidebar-bar-button"]}
-            onClick={() =>
-              navigate(Path.SearchChat, { state: { fromHome: true } })
-            }
-            shadow
-          />
         </div>
         {showPluginSelector && (
           <Selector

app/constant.ts

@@ -1,3 +1,5 @@
+import path from "path";
+
 export const OWNER = "ChatGPTNextWeb";
 export const REPO = "ChatGPT-Next-Web";
 export const REPO_URL = `https://github.com/${OWNER}/${REPO}`;
@@ -476,4 +478,7 @@ export const internalAllowedWebDavEndpoints = [
 ];
 
 export const DEFAULT_GA_ID = "G-89WN60ZK2E";
-export const PLUGINS = [{ name: "Stable Diffusion", path: Path.Sd }];
+export const PLUGINS = [
+  { name: "Stable Diffusion", path: Path.Sd },
+  { name: "Search Chat", path: Path.SearchChat },
+];