feat: updated app to tailwind 4.x

src/pages/Messages.tsx

@@ -62,7 +62,7 @@ export const MessagesPage = () => {
               placeholder="Search nodes..."
               value={searchTerm}
               onChange={(e) => setSearchTerm(e.target.value)}
-              className="w-full p-2 border border-gray-300 rounded bg-white text-black"
+              className="w-full p-2 border border-gray-300 rounded-sm bg-white text-slate-900"
             />
           </div>
           <div className="flex flex-col gap-4">
@@ -88,7 +88,7 @@ export const MessagesPage = () => {
           </div>
         </SidebarSection>
       </Sidebar>
-      <div className="flex flex-col flex-grow">
+      <div className="flex flex-col grow">
         <PageLayout
           label={`Messages: ${
             chatType === "broadcast" && currentChannel