Update usage of copy-webpack-plugin

examples/webpack/config.js

@@ -64,13 +64,15 @@ module.exports = {
       templates: path.join(__dirname, '..', 'templates'),
       common: 'common',
     }),
-    new CopyPlugin([
-      {from: '../src/ol/ol.css', to: 'css'},
-      {from: 'data', to: 'data'},
-      {from: 'resources', to: 'resources'},
-      {from: 'Jugl.js', to: 'Jugl.js'},
-      {from: 'index.html', to: 'index.html'},
-    ]),
+    new CopyPlugin({
+      patterns: [
+        {from: '../src/ol/ol.css', to: 'css'},
+        {from: 'data', to: 'data'},
+        {from: 'resources', to: 'resources'},
+        {from: 'Jugl.js', to: 'Jugl.js'},
+        {from: 'index.html', to: 'index.html'},
+      ],
+    }),
   ],
   devtool: 'source-map',
   output: {

package.json

@@ -22,7 +22,7 @@
     "build-package": "npm run transpile && npm run copy-css && node tasks/prepare-package && shx cp README.md build/ol",
     "build-index": "npm run build-package && node tasks/generate-index",
     "build-legacy": "shx rm -rf build && npm run build-index && webpack --config config/webpack-config-legacy-build.js && cleancss --source-map src/ol/ol.css -o build/legacy/ol.css",
-    "build-site": "npm run build-examples && npm run apidoc && mkdir build/site && cp site/index.html build/site && mv build/apidoc build/site/apidoc && mv build/examples build/site/examples",
+    "build-site": "npm run build-examples && npm run apidoc && mkdir -p build/site && cp site/index.html build/site && mv build/apidoc build/site/apidoc && mv build/examples build/site/examples",
     "copy-css": "shx cp src/ol/ol.css build/ol/ol.css",
     "transpile": "shx rm -rf build/ol && shx mkdir -p build/ol && shx cp -rf src/ol build/ol/src && node tasks/serialize-workers && tsc --project config/tsconfig-build.json",
     "typecheck": "tsc --pretty",