재구성 AX Agent 설정과 채팅 UI를 Claude형 구조로

src/AxCopilot/Services/LlmService.ToolUse.cs

@@ -430,12 +430,11 @@ public partial class LlmService
     private async Task<List<ContentBlock>> SendOpenAiWithToolsAsync(
         List<ChatMessage> messages, IReadOnlyCollection<IAgentTool> tools, CancellationToken ct)
     {
-        var llm = _settings.Settings.Llm;
         var activeService = ResolveService();
         var body = BuildOpenAiToolBody(messages, tools);
 
         // 등록 모델의 커스텀 엔드포인트 우선 사용 (ResolveServerInfo)
-        var (resolvedEp, _) = ResolveServerInfo();
+        var (resolvedEp, _, allowInsecureTls) = ResolveServerInfo();
         var endpoint = string.IsNullOrEmpty(resolvedEp)
             ? ResolveEndpointForService(activeService)
             : resolvedEp;
@@ -452,7 +451,7 @@ public partial class LlmService
         // CP4D 또는 Bearer 인증 적용
         await ApplyAuthHeaderAsync(req, ct);
 
-        using var resp = await _http.SendAsync(req, ct);
+        using var resp = await SendWithTlsAsync(req, allowInsecureTls, ct);
         if (!resp.IsSuccessStatusCode)
         {
             var errBody = await resp.Content.ReadAsStringAsync(ct);