rail: curl download flow, new-tab links

index.html

@@ -77,9 +77,9 @@
     </div>
     <div id="joints"></div>
     <h2 style="margin-top:14px">Take it home</h2>
-    <div class="meta">Same asset, full 4K, real physics — Blender one paste:</div>
+    <div class="meta">Same asset, full 4K, real physics:</div>
     <pre id="oneliner"></pre>
-    <button class="copy" id="copy">Copy one-liner</button>
+    <button class="copy" id="copy">Copy commands</button>
   </aside>
 </main>
 <script type="importmap">
@@ -239,11 +239,11 @@ async function loadItem(cls, item) {
     `${item.mass_kg.toFixed(1)} kg · ${item.tris} tris · ` +
     `${item.joints.length} joints`;
   document.getElementById("oneliner").textContent =
-    `blender --python-expr "import bpy,urllib.request,tempfile,os; ` +
-    `p=os.path.join(tempfile.gettempdir(),'kaedim_asset.blend'); ` +
-    `urllib.request.urlretrieve('${HFDS}/${cls.dataset}/resolve/main/` +
-    `${cls.items_dir}/${item.id}/${item.id}.blend',p); ` +
-    `bpy.ops.wm.open_mainfile(filepath=p)"`;
+    `mkdir -p "$PWD/projectsim-assets"\ncd "$PWD/projectsim-assets"\n\n` +
+    `curl --fail --location --progress-bar \\\n` +
+    `  "${HFDS}/${cls.dataset}/resolve/main/${cls.items_dir}/${item.id}/` +
+    `${item.id}.blend?download=true" \\\n  --output ${item.id}.blend\n\n` +
+    `open -a Blender ${item.id}.blend`;
   const gltf = await loader.loadAsync(dsUrl(cls.dataset, item.glb));
   if (gen !== loadGen) return;   // user already switched away — drop this load
   model = new THREE.Group();