Add a root config.json so the Hub counts downloads

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01XhdQ5jhcPrGjVkoESArbQF

README.md

@@ -44,6 +44,7 @@ This repository will be updated as new models are released:
 ## Repository layout
 
 ```
+config.json                    index of the released models (also what the Hub counts downloads by)
 <model>/
   config.json                  resolved training configuration, read by inference
   dataset_stats.npy            feature normalization statistics
@@ -64,7 +65,7 @@ Download a model (here the recommended checkpoint only):
 
 ```bash
 hf download Linzhan/UniMate \
-    --include "unimate_uniml3d_f60_preview/*.json" "unimate_uniml3d_f60_preview/*.npy" \
+    --include "config.json" "unimate_uniml3d_f60_preview/*.json" "unimate_uniml3d_f60_preview/*.npy" \
               "unimate_uniml3d_f60_preview/checkpoints/checkpoint_step_120000.pt" \
     --local-dir outputs
 ```

config.json

@@ -0,0 +1,20 @@
+{
+  "name": "UniMate",
+  "code": "https://github.com/Friedrich-M/UniMate",
+  "paper": "https://arxiv.org/abs/2609.05415",
+  "models": {
+    "unimate_uniml3d_f60_preview": {
+      "dataset": "Linzhan/UniML3D",
+      "train_config": "configs/uniml3d_60frames_graph_adaln.json",
+      "attention": "graph",
+      "text_cond": "adaln",
+      "num_layers": 10,
+      "latent_dim": 512,
+      "num_frames": 60,
+      "fps": 30,
+      "steps": 120000,
+      "recommended_checkpoint": "checkpoints/checkpoint_step_120000.pt",
+      "status": "preview"
+    }
+  }
+}