refactor: establish unified viewer workspaces

apps/viewer-3d/package.json

@@ -1,5 +1,5 @@
 {
-  "name": "hmwebviewer",
+  "name": "@hmwebviewer/viewer-3d",
   "private": true,
   "version": "0.1.0",
   "type": "module",
@@ -8,21 +8,13 @@
     "build": "tsc --noEmit && vite build",
     "preview": "vite preview",
     "typecheck": "tsc --noEmit",
-    "postinstall": "node tools/copy-decoders.mjs"
+    "stage:decoders": "node tools/copy-decoders.mjs"
   },
   "dependencies": {
-    "three": "^0.169.0",
-    "web-ifc": "^0.0.77"
+    "three": "0.185.1",
+    "web-ifc": "0.0.77"
   },
   "devDependencies": {
-    "@gltf-transform/cli": "^4.4.0",
-    "@gltf-transform/core": "^4.4.0",
-    "@gltf-transform/extensions": "^4.4.0",
-    "@gltf-transform/functions": "^4.4.0",
-    "@types/three": "^0.169.0",
-    "draco3d": "^1.5.7",
-    "puppeteer-core": "^25.1.0",
-    "typescript": "^5.6.0",
-    "vite": "^5.4.0"
+    "puppeteer-core": "^25.1.0"
   }
 }