Fix Go session.go, C# E2E tests, and regenerate captures

Co-Authored-By: Copilot <223556219+Copilot@users.noreply.github.com>

Author: SteveSandersonMS

dotnet/test/MultiClientTests.cs

@@ -207,7 +207,7 @@ public async Task One_Client_Rejects_Permission_And_Both_See_The_Result()
         {
             OnPermissionRequest = (_, _) => Task.FromResult(new PermissionRequestResult
             {
-                Kind = PermissionRequestResultKind.DeniedInteractivelyByUser,
+                Kind = PermissionRequestResultKind.Rejected,
             }),
         });
 

dotnet/test/ToolsTests.cs

@@ -290,7 +290,7 @@ public async Task Denies_Custom_Tool_When_Permission_Denied()
         var session = await Client.CreateSessionAsync(new SessionConfig
         {
             Tools = [AIFunctionFactory.Create(EncryptStringDenied, "encrypt_string")],
-            OnPermissionRequest = async (request, invocation) => new() { Kind = PermissionRequestResultKind.DeniedInteractivelyByUser },
+            OnPermissionRequest = async (request, invocation) => new() { Kind = PermissionRequestResultKind.Rejected },
         });
 
         await session.SendAsync(new MessageOptions

go/session.go

@@ -1029,7 +1029,7 @@ func (s *Session) executePermissionAndRespond(requestID string, permissionReques
 			s.RPC.Permissions.HandlePendingPermissionRequest(context.Background(), &rpc.PermissionDecisionRequest{
 				RequestID: requestID,
 				Result: rpc.PermissionDecision{
-					Kind: rpc.PermissionDecisionKindDeniedNoApprovalRuleAndCouldNotRequestFromUser,
+					Kind: rpc.PermissionDecisionKindUserNotAvailable,
 				},
 			})
 		}
@@ -1044,7 +1044,7 @@ func (s *Session) executePermissionAndRespond(requestID string, permissionReques
 		s.RPC.Permissions.HandlePendingPermissionRequest(context.Background(), &rpc.PermissionDecisionRequest{
 			RequestID: requestID,
 			Result: rpc.PermissionDecision{
-				Kind: rpc.PermissionDecisionKindDeniedNoApprovalRuleAndCouldNotRequestFromUser,
+				Kind: rpc.PermissionDecisionKindUserNotAvailable,
 			},
 		})
 		return
@@ -1056,9 +1056,7 @@ func (s *Session) executePermissionAndRespond(requestID string, permissionReques
 	s.RPC.Permissions.HandlePendingPermissionRequest(context.Background(), &rpc.PermissionDecisionRequest{
 		RequestID: requestID,
 		Result: rpc.PermissionDecision{
-			Kind:     rpc.PermissionDecisionKind(result.Kind),
-			Rules:    result.Rules,
-			Feedback: nil,
+			Kind: rpc.PermissionDecisionKind(result.Kind),
 		},
 	})
 }