Adjust(refactor): Refactor systems to current-activity

frontend/src/pages/Home.tsx

@@ -1,6 +1,6 @@
 import { useState, type ReactElement } from "react";
 import MdProcessor from "../components/MdProcessor";
-import Systems from "../components/Systems";
+import CurrentActivity from "../components/CurrentActivity";
 import About from "../components/About";
 
 interface ProjectInfo {
@@ -73,11 +73,11 @@ export default function Home(): ReactElement {
             ),
         },
         {
-            id: "systems",
-            title: "Systems",
+            id: "current-activity",
+            title: "Current-activity",
             content: (
                 <>
-                    <Systems />
+                    <CurrentActivity />
                 </>
             ),
         },
@@ -98,14 +98,6 @@ export default function Home(): ReactElement {
                 <h1 className="text-4xl font-bold text-ctp-mauve">
                     AramJonghu
                 </h1>
-                <p className="mt-4">
-                    Software engineer building systems, services, and
-                    experiments across a self-hosted environment.
-                </p>
-                <p className="mt-3">
-                    This site acts as a hub for projects, infrastructure, and
-                    personal tooling.
-                </p>
                 <div className="mt-10 border rounded p-4">
                     <div className="flex flex-wrap justify-center gap-12 mb-6">
                         {sections.map((section) => (