Release v1.3.1: Added PowerShell support and fixed theme issues

package.json

@@ -1,6 +1,6 @@
 {
   "name": "jmespath-playground",
-  "version": "1.3.0",
+  "version": "1.3.1",
   "description": "A React-based web application for testing JMESPath expressions against JSON data",
   "main": "index.js",
   "scripts": {
@@ -9,7 +9,7 @@
     "build": "vite build",
     "preview": "vite preview",
     "test": "vitest",
-    "server": "node server.js",
+    "server": "node server.js --dev",
     "dev": "concurrently \"npm start\" \"npm run server\"",
     "build-image": "node scripts/build-image.js"
   },