Restore HF loading

main.js

@@ -6,13 +6,13 @@
 
 import { AudioModel, loadAudioFile, clearModelCache, getCacheInfo } from './audio-model.js';
 
-// Model path - local directory
-const MODEL_PATH = './LFM2.5-Audio-1.5B-ONNX';
+// HuggingFace model URL
+const MODEL_URL = 'https://huggingface.co/LiquidAI/LFM2.5-Audio-1.5B-ONNX/resolve/main';
 
 // Model configurations
 const MODELS = {
   'LFM2.5-Audio-1.5B-Q4': {
-    path: MODEL_PATH,
+    path: MODEL_URL,
     label: 'LFM2.5-Audio-1.5B Q4 (~1.6 GB)',
     quantization: {
       decoder: 'q4',