fix: login in works in subdomain

kittyurl-frontend/vite.config.ts

@@ -1,29 +1,39 @@
-import { defineConfig, loadEnv } from 'vite'
+import { defineConfig, loadEnv, type PluginOption } from 'vite'
 import react from '@vitejs/plugin-react'
 import tailwindcss from '@tailwindcss/vite'
 import path from 'path'
+import { fileURLToPath } from 'url'
+
+const __filename = fileURLToPath(import.meta.url);
+const __dirname = path.dirname(__filename);
 
 export default defineConfig(({ mode }) => {
-    // Ścieżka do folderu nadrzędnego 
     const envDirectory = path.resolve(__dirname, '..');
-
-    // Wczytujemy zmienne do użytku
     const env = loadEnv(mode, envDirectory, '');
 
+    const backendTarget = env.VITE_API_TARGET;
+
     return {
-
-        envDir: envDirectory,
-
+        envDir: envDirectory,        
         plugins: [
-            react(),
-            tailwindcss(),
+            react() as PluginOption,
+            tailwindcss() as PluginOption,
         ],
         server: {
             port: 6568,
+            host: true,
+            proxy: {
+                '/api': {
+                    target: backendTarget,
+                    changeOrigin: true,
+                    secure: false,
+                   
+                },
+            },
         },
         preview: {
-            port: 6568,
-            allowedHosts: [env.VITE_ALLOWED_HOST],
+            port: 6568,            
+            allowedHosts: true,
         },
     }
 })