Fix serialize-javascript Dependabot update

Upgrade the affected webpack plugins and move CI to Node 22 so the secure serialize-javascript release is supported.

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>

package.json

@@ -34,7 +34,7 @@
     "canvas": "3.2.1",
     "clean-webpack-plugin": "4.0.0",
     "clipboard-copy": "4.0.1",
-    "copy-webpack-plugin": "11.0.0",
+    "copy-webpack-plugin": "14.0.0",
     "crossroads": "0.12.2",
     "css-element-queries": "1.1.1",
     "d3": "7.9.0",
@@ -91,7 +91,7 @@
     "shell-quote": "1.10.0",
     "styled-components": "5.0.1",
     "swr": "0.4.0",
-    "terser-webpack-plugin": "5.3.9",
+    "terser-webpack-plugin": "5.6.1",
     "tinykeys": "2.1.0",
     "underscore": "1.13.8",
     "utility-types": "3.10.0",
@@ -258,5 +258,8 @@
   "prettier": {
     "printWidth": 120,
     "endOfLine": "auto"
+  },
+  "engines": {
+    "node": ">=22.0.0"
   }
 }