[docs-infra] Ensure create-playground script only runs if target file is absent (#19603)

Author: michelengelen

docs/package.json

@@ -10,7 +10,7 @@
     "deploy": "git push -f upstream master:docs-v8",
     "icons": "rimraf public/static/icons/* && node ./scripts/buildIcons.js",
     "serve": "serve ./export -l 3010",
-    "create-playground": "cpy --cwd=scripts playground.template.tsx ../../pages/playground --rename=index.tsx",
+    "create-playground": "node ./scripts/createPlayground.js",
     "typescript": "tsc -p tsconfig.json",
     "typescript:transpile": "cross-env BABEL_ENV=development node scripts/formattedTSDemos",
     "typescript:transpile:dev": "cross-env BABEL_ENV=development node scripts/formattedTSDemos --watch",

docs/scripts/createPlayground.js

@@ -0,0 +1,23 @@
+const fs = require('fs');
+const path = require('path');
+
+const sourceFile = path.join(__dirname, 'playground.template.tsx');
+const targetFile = path.join(process.cwd(), 'pages/playground/index.tsx');
+const targetDir = path.dirname(targetFile);
+
+if (fs.existsSync(targetFile)) {
+  // eslint-disable-next-line no-console
+  console.log('File already exists, skipping copy\n');
+  process.exit(0);
+}
+
+try {
+  fs.mkdirSync(targetDir, { recursive: true });
+  fs.copyFileSync(sourceFile, targetFile);
+
+  // eslint-disable-next-line no-console
+  console.log('✅ File copied successfully\n');
+} catch (error) {
+  console.error('❌ Error copying file:', error.message);
+  process.exit(1);
+}

package.json

@@ -115,7 +115,6 @@
     "chai-dom": "^1.12.1",
     "compression-webpack-plugin": "^11.1.0",
     "concurrently": "^9.2.1",
-    "cpy-cli": "^5.0.0",
     "cross-env": "catalog:",
     "danger": "^13.0.4",
     "date-fns-jalali-v2": "npm:[email protected]",