Update flare-ui/src/app/services/api.service.ts

flare-ui/src/app/services/api.service.ts

@@ -543,11 +543,14 @@ export class ApiService {
   }
 
   /* 2️⃣  Oturum başlat */
-  startChat(projectName: string) {
+  startChat(projectName: string, locale?: string) {
     return this.http.post<{
       session_id: string;
       answer: string;
-    }>(`${this.apiUrl}/start_session`, { project_name: projectName });
+    }>(`${this.apiUrl}/start_session`, { 
+      project_name: projectName,
+      locale: locale || 'tr'
+    });
   }
 
   /* 3️⃣  Mesaj gönder/al */