Update Vite example configuration and scripts to use VITE_USE_NPM environment variable (#56)

Author: ritz078

examples/javascript-vite/.gitignore

@@ -2,4 +2,5 @@ dist
 node_modules
 .DS_Store
 *.log
-.vite
+.vite
+public/nutrient-viewer-lib

examples/javascript-vite/package.json

@@ -5,11 +5,11 @@
   "type": "module",
   "scripts": {
     "dev": "vite",
-    "dev:npm": "cross-env USE_NPM=true vite",
+    "dev:npm": "cross-env VITE_USE_NPM=true vite",
     "build": "vite build",
-    "build:npm": "cross-env USE_NPM=true vite build",
+    "build:npm": "cross-env VITE_USE_NPM=true vite build",
     "preview": "vite preview",
-    "preview:npm": "cross-env USE_NPM=true vite preview"
+    "preview:npm": "cross-env VITE_USE_NPM=true vite preview"
   },
   "dependencies": {
     "@nutrient-sdk/viewer": "1.8.0",

examples/javascript-vite/vite.config.js

@@ -2,7 +2,7 @@ import copy from "rollup-plugin-copy";
 import { defineConfig } from "vite";
 
 // Check if we should use npm package instead of CDN
-const useNpm = process.env.USE_NPM === "true";
+const useNpm = process.env.VITE_USE_NPM === "true";
 
 export default defineConfig({
   plugins: useNpm