Fix: Correct HuggingFace cache directory detection

- Updated get_all_cache_dirs() to properly find HuggingFace hub directory
- Now checks for ~/.cache/huggingface/hub/ instead of just ~/.cache/huggingface/
- This fixes --list-cached-models not showing HuggingFace cached models

codai/models/cache/__init__.py

@@ -37,8 +37,12 @@ def get_all_cache_dirs() -> dict:
         caches['coderai'] = coderai_cache
 
     # HuggingFace cache (for .safetensors, PyTorch models, etc.)
+    # Check both the main directory and the hub subdirectory
     hf_cache = os.path.join(cache_home, 'huggingface')
-    if os.path.exists(hf_cache):
+    hf_hub_cache = os.path.join(hf_cache, 'hub')
+    if os.path.exists(hf_hub_cache):
+        caches['huggingface'] = hf_hub_cache  # Use hub directory if it exists
+    elif os.path.exists(hf_cache):
         caches['huggingface'] = hf_cache
 
     # Local diffusers cache (often stored locally by apps)