Update server.js

server.js

@@ -10,8 +10,7 @@ import { createRequire } from 'module';
 // Pro importy CommonJS balíčků
 const require = createRequire(import.meta.url);
 
-// Pokud některé balíčky nefungují s ES import
-const somePackage = require('package-name');
+
 
 // Import Upscaler using dynamic import
 let Upscaler;
@@ -196,6 +195,39 @@ app.use((error, req, res, next) => {
   res.status(500).json({ error: 'Internal server error' });
 });
 
+// Initialize TensorFlow.js
+async function initializeTensorFlow() {
+  try {
+    console.log('Initializing TensorFlow.js...');
+    
+    // Try WASM backend first
+    try {
+      await tf.setBackend('wasm');
+      await tf.ready();
+      console.log('TensorFlow.js initialized with WASM backend');
+      console.log('Current backend:', tf.getBackend());
+      return true;
+    } catch (wasmError) {
+      console.warn('WASM backend failed, trying CPU backend:', wasmError.message);
+      
+      // Fallback to CPU backend
+      try {
+        await tf.setBackend('cpu');
+        await tf.ready();
+        console.log('TensorFlow.js initialized with CPU backend');
+        console.log('Current backend:', tf.getBackend());
+        return true;
+      } catch (cpuError) {
+        console.error('Both WASM and CPU backends failed:', cpuError.message);
+        return false;
+      }
+    }
+  } catch (error) {
+    console.error('Failed to initialize TensorFlow.js:', error);
+    return false;
+  }
+}
+
 // Start server
 async function startServer() {
   try {