Merge remote-tracking branch 'pjonsson/webpack4-update'

Author: nf-s

package.json

@@ -24,6 +24,8 @@
     "url": "http://github.com/TerriaJS/TerriaMap"
   },
   "dependencies": {
+    "@types/node": "^18.15.11",
+    "@types/react": "^17.0.3",
     "terriajs-plugin-api": "0.0.1-alpha.6",
     "terriajs-plugin-sample": "0.0.1-alpha.7",
     "terriajs-server": "^4.0.0"
@@ -80,7 +82,7 @@
     "typescript": "^4.9.5",
     "urijs": "^1.18.12",
     "url-loader": "^1.1.2",
-    "webpack": "~4.46.0",
+    "webpack": "~4.47.0",
     "webpack-cli": "^3.3.11",
     "webpack-dev-server": "^3.1.14",
     "yargs": "^11.0.0"