chore: bump version to 0.4.0, add Gradle 9.6 wrapper, and finalize builds for NSIS, Docker, Fabric, Forge, and Paper

launcher/package.json

@@ -1,7 +1,7 @@
 {
   "name": "scopenet-launcher",
   "private": true,
-  "version": "0.1.0",
+  "version": "0.4.0",
   "type": "module",
   "scripts": {
     "dev": "vite",