add news page

package.json

@@ -115,6 +115,7 @@
     "@xmcl/installer": "^6.1.2",
     "@xmcl/resourcepack": "^1.2.4",
     "@xmcl/user": "^4.2.0",
+    "easymde": "^2.20.0",
     "electron-debug": "^4.1.0",
     "electron-log": "^5.3.2",
     "electron-updater": "^6.3.9",
@@ -124,7 +125,9 @@
     "qr-code-styling": "^1.9.2",
     "react": "^19.0.0",
     "react-dom": "^19.0.0",
+    "react-markdown": "^10.1.0",
     "react-router-dom": "^7.3.0",
+    "remark-gfm": "^4.0.1",
     "skinview3d": "^3.4.1",
     "stream-browserify": "^3.0.0",
     "three": "^0.178.0",