npm audit

assets/package.json

@@ -29,11 +29,11 @@
     "file-loader": "^6.2.0",
     "hard-source-webpack-plugin": "^0.13.1",
     "mini-css-extract-plugin": "^1.6.0",
-    "node-sass": "^6.0.0",
+    "node-sass": "^7.0.1",
     "postcss": "^8.3.6",
     "postcss-import": "^14.0.2",
     "postcss-loader": "^6.1.1",
-    "postcss-preset-env": "^6.7.0",
+    "postcss-preset-env": "^7.3.2",
     "sass-loader": "^12.1.0",
     "standard": "^16.0.4",
     "style-loader": "^3.2.1",
@@ -41,6 +41,6 @@
     "terser-webpack-plugin": "^5.1.3",
     "webpack": "^5.50.0",
     "webpack-cli": "^4.8.0",
-    "webpack-dev-server": "^3.11.2"
+    "webpack-dev-server": "^4.7.4"
   }
 }