refactor(logging): replace numeric placeholders with named parameters

src/DotNetCore.CAP.Kafka/IConnectionPool.Default.cs

@@ -24,7 +24,7 @@ public ConnectionPool(ILogger<ConnectionPool> logger, IOptions<KafkaOptions> opt
         _producerPool = new ConcurrentQueue<IProducer<string, byte[]>>();
         _maxSize = _options.ConnectionPoolSize;
 
-        logger.LogDebug("CAP Kafka servers: {0}", _options.Servers);
+        logger.LogDebug("CAP Kafka servers: {kafkaServers}", _options.Servers);
     }
 
     public string ServersAddress => _options.Servers;

src/DotNetCore.CAP.NATS/IConnectionPool.Default.cs

@@ -26,7 +26,7 @@ public ConnectionPool(ILogger<ConnectionPool> logger, IOptions<NATSOptions> opti
         _connectionFactory = new ConnectionFactory();
         _maxSize = _options.ConnectionPoolSize;
 
-        logger.LogDebug("NATS configuration: {0}", options.Value.Options);
+        logger.LogDebug("NATS configuration: {natsConfig}", options.Value.Options);
     }
 
     public string ServersAddress => _options.Servers;

src/DotNetCore.CAP.Pulsar/IConnectionFactory.Default.cs

@@ -24,7 +24,7 @@ public ConnectionFactory(ILogger<ConnectionFactory> logger, IOptions<PulsarOptio
         _options = options.Value;
         _topicProducers = new ConcurrentDictionary<string, Task<IProducer<byte[]>>>();
 
-        logger.LogDebug("CAP Pulsar configuration: {0}", JsonConvert.SerializeObject(_options, Formatting.Indented));
+        logger.LogDebug("CAP Pulsar configuration: {capPulsarConfig}", JsonConvert.SerializeObject(_options, Formatting.Indented));
     }
 
     public async ValueTask DisposeAsync()

src/DotNetCore.CAP.RabbitMQ/ITransport.RabbitMQ.cs

@@ -44,7 +44,7 @@ public async Task<OperateResult> SendAsync(TransportMessage message)
 
             await channel.BasicPublishAsync(_exchange, message.GetName(), false, props, message.Body);
 
-            _logger.LogInformation("CAP message '{0}' published, internal id '{1}'", message.GetName(), message.GetId());
+            _logger.LogInformation("CAP message '{capMessageName}' published, internal id '{capMessageId}'", message.GetName(), message.GetId());
 
             return OperateResult.Success;
         }

src/DotNetCore.CAP/Internal/IConsumerRegister.Default.cs

@@ -263,7 +263,7 @@ private void RegisterMessageProcessor(IConsumerClient client)
             }
             catch (Exception e)
             {
-                _logger.LogError(e, "An exception occurred when process received message. Message:'{0}'.",
+                _logger.LogError(e, "An exception occurred when process received message. Message:'{transportMessage}'.",
                     transportMessage);
 
                 await client.RejectAsync(sender);