Initial public release: DWG/DXF 2D viewer sample

Standalone Vite sample composing acadrust-dwg WASM, dxf-parser, and Viewer2D.

package.json

@@ -0,0 +1,23 @@
+{
+  "name": "dwg-dxf-viewer-sample",
+  "private": true,
+  "version": "0.1.0",
+  "description": "Standalone sample: compose acadrust-dwg + dxf-parser + Viewer2D (sibling of hmwebviewer)",
+  "type": "module",
+  "scripts": {
+    "dev": "vite --port 5173 --strictPort",
+    "build": "tsc --noEmit && vite build",
+    "preview": "vite preview",
+    "typecheck": "tsc --noEmit"
+  },
+  "dependencies": {
+    "dxf-parser": "^1.1.2",
+    "opentype.js": "^2.0.0",
+    "three": "^0.185.1"
+  },
+  "devDependencies": {
+    "@types/three": "^0.185.1",
+    "typescript": "^5.6.0",
+    "vite": "^5.4.0"
+  }
+}