fixed bug with spreadsheet import

frontend/vite.config.ts

@@ -1,20 +1,22 @@
-import { defineConfig, loadEnv  } from 'vite';
+import { defineConfig, loadEnv } from 'vite';
 import react from '@vitejs/plugin-react';
-import path from 'path';
 
 export default defineConfig(({ mode }) => {
+  // Charge les variables du .env correspondant au mode
   const env = loadEnv(mode, process.cwd(), '');
 
+  console.log(`Active mode: ${mode}`);
+  console.log('Environment variable loaded:', env);
+
   return {
-    plugins: [
-      react(),
-    ],
+    plugins: [react()],
     server: {
       https: {
         key: env.VITE_SSL_KEY_PATH,
         cert: env.VITE_SSL_CERT_PATH,
       },
-      host: true, // This allows hosting on network interfaces
-      port: 5173 // Optional: Specify a custom port (default is 5173)
-  }}
+      host: true,
+      port: 5173,
+    },
+  };
 });