feat(agent): harden loop recovery and permission hook lifecycle

src/AxCopilot/Services/Agent/AgentLoopParallelExecution.cs

@@ -154,7 +154,7 @@ public partial class AgentLoopService
                 try
                 {
                     var input = call.ToolInput ?? JsonDocument.Parse("{}").RootElement;
-                    var result = await ExecuteToolWithTimeoutAsync(tool, call.ToolName, input, context, ct);
+                    var result = await ExecuteToolWithTimeoutAsync(tool, call.ToolName, input, context, messages, ct);
                     sw.Stop();
                     return (call, result, sw.ElapsedMilliseconds);
                 }