Add copy-cmaps script to Parcel and Parcel 2 samples

sample/parcel/package.json

@@ -4,6 +4,7 @@
   "description": "A sample page for React-PDF.",
   "private": true,
   "scripts": {
+    "copy-cmaps": "node ./scripts/copy-cmaps.js",
     "build": "parcel build index.html --public-url ./",
     "start": "parcel index.html"
   },

sample/parcel/scripts/copy-cmaps.js

@@ -0,0 +1,17 @@
+const fs = require('fs');
+const path = require('path');
+
+function copyDir(from, to) {
+  // Ensure target directory exists
+  fs.mkdirSync(to, { recursive: true });
+
+  const files = fs.readdirSync(from);
+  files.forEach((file) => {
+    fs.copyFileSync(path.join(from, file), path.join(to, file));
+  });
+}
+
+const cMapsDir = path.join(path.dirname(require.resolve('pdfjs-dist/package.json')), 'cmaps');
+const targetDir = path.join('dist', 'cmaps');
+
+copyDir(cMapsDir, targetDir);

sample/parcel2/package.json

@@ -4,6 +4,7 @@
   "description": "A sample page for React-PDF.",
   "private": true,
   "scripts": {
+    "copy-cmaps": "node ./scripts/copy-cmaps.js",
     "build": "parcel build index.html --public-url ./",
     "start": "parcel index.html"
   },

sample/parcel2/scripts/copy-cmaps.js

@@ -0,0 +1,17 @@
+const fs = require('fs');
+const path = require('path');
+
+function copyDir(from, to) {
+  // Ensure target directory exists
+  fs.mkdirSync(to, { recursive: true });
+
+  const files = fs.readdirSync(from);
+  files.forEach((file) => {
+    fs.copyFileSync(path.join(from, file), path.join(to, file));
+  });
+}
+
+const cMapsDir = path.join(path.dirname(require.resolve('pdfjs-dist/package.json')), 'cmaps');
+const targetDir = path.join('dist', 'cmaps');
+
+copyDir(cMapsDir, targetDir);