Initial commit: Unity Needle AR Menu project with MenuScene and SampleScene web apps

Add root .gitignore for Unity Library/Temp/Logs, IDE folders, and node_modules.
Include Assets, Needle TypeScript (MenuController, asset picker, WebXR), and project configuration.

Made-with: Cursor

Needle/SampleScene/vite.config.js

@@ -0,0 +1,30 @@
+import { defineConfig } from 'vite';
+import viteCompression from 'vite-plugin-compression2';
+import basicSsl from '@vitejs/plugin-basic-ssl'
+
+export default defineConfig(async ({ command }) => {
+
+    const { needlePlugins, useGzip, loadConfig } = await import("@needle-tools/engine/plugins/vite/index.js");
+    const needleConfig = await loadConfig();
+
+    return {
+        base: "./",
+        plugins: [
+            basicSsl(),
+            useGzip(needleConfig) ? viteCompression({ ddeleteOriginalAssets: true, algorithms: ['gzip']}) : null,
+            needlePlugins(command, needleConfig),
+        ],
+        server: {
+            https: true,
+            proxy: { // workaround: specifying a proxy skips HTTP2 which is currently problematic in Vite since it causes session memory timeouts.
+                'https://localhost:3000': 'https://localhost:3000'
+            },
+            strictPort: true,
+            port: 3000,
+        },
+        build: {
+            outDir: "./dist",
+            emptyOutDir: true,
+        }
+    }
+});