Try catches, ensuring SuccessStatusCode

Services/LLMAgentService.cs

@@ -24,6 +24,7 @@ public class LLMAgentService(ApiService apiService, Configuration config, ILogge
                 Reasoning = config.Reasoning
             };
         var response = await apiService.Post("chat", content);
+        response.EnsureSuccessStatusCode();
 
         // Response
         var contentMessage = await response.Content.ReadAsStringAsync();
@@ -55,6 +56,7 @@ public class LLMAgentService(ApiService apiService, Configuration config, ILogge
         };
 
         var response = await apiService.Post("models/unload", content);
+        response.EnsureSuccessStatusCode();
         var message = await response.Content.ReadAsStringAsync();
         logger.LogInformation(message);
     }