Mess commit.

frontend/src/app/app.config.ts

@@ -1,14 +1,16 @@
 import { ApplicationConfig } from '@angular/core';
 import { provideRouter } from '@angular/router';
 
-import { routes } from './app.routes';
+import { HTTP_INTERCEPTORS, provideHttpClient, withInterceptorsFromDi } from '@angular/common/http';
 import { provideAnimationsAsync } from '@angular/platform-browser/animations/async';
-import { provideHttpClient } from '@angular/common/http';
+import { routes } from './app.routes';
+import { JwtInterceptor } from './core/interceptor/jwt.interceptor';
 
 export const appConfig: ApplicationConfig = {
   providers: [
     provideRouter(routes), 
     provideAnimationsAsync(),
-    provideHttpClient()
+    provideHttpClient(withInterceptorsFromDi()),
+    { provide: HTTP_INTERCEPTORS, useClass: JwtInterceptor, multi: true },
   ]
 };