Update index.js

index.js

@@ -1,6 +1,8 @@
-// index.js
-// Note: The Python backend defines AVAILABLE_MODELS in constants.py for server-side use.
-// For the front-end, we replicate the list here so the UI can populate the dropdown.
+--- index.js ---
+```javascript
+import { pipeline } from 'https://cdn.jsdelivr.net/npm/@xenova/transformers';
+
+// Frontend copy of AVAILABLE_MODELS from constants.py
 const AVAILABLE_MODELS = [
   { name: "Moonshot Kimi-K2", id: "moonshotai/Kimi-K2-Instruct" },
   { name: "DeepSeek V3", id: "deepseek-ai/DeepSeek-V3-0324" },
@@ -14,15 +16,13 @@ const AVAILABLE_MODELS = [
   { name: "Qwen3-Coder-480B-A35B", id: "Qwen/Qwen3-Coder-480B-A35B-Instruct" }
 ];
 
-import { pipeline } from 'https://cdn.jsdelivr.net/npm/@xenova/transformers';
-
 const modelSelect = document.getElementById('modelSelect');
 const inputText = document.getElementById('inputText');
 const resultSection = document.getElementById('result');
 const analyzeButton = document.getElementById('analyzeButton');
 let sentimentPipeline;
 
-// Populate the dropdown
+// Populate dropdown
 AVAILABLE_MODELS.forEach(model => {
   const opt = document.createElement('option');
   opt.value = model.id;
@@ -38,16 +38,16 @@ async function initPipeline(modelId) {
   analyzeButton.disabled = false;
 }
 
-// Initialize on load with first model
+// Initialize with first model
 initPipeline(modelSelect.value);
 
-// Re-initialize when user selects a different model
+// Re-init on change
 modelSelect.addEventListener('change', () => {
   initPipeline(modelSelect.value);
   resultSection.textContent = '';
 });
 
-// Handle form submit
+// Handle form submission
 document.getElementById('analyze-form').addEventListener('submit', async event => {
   event.preventDefault();
   const text = inputText.value.trim();