fix:refactor the project and optimize the configuration loading method

src/main/java/com/zdjizhi/utils/connections/kafka/KafkaProducer.java

@@ -0,0 +1,23 @@
+package com.zdjizhi.utils.connections.kafka;
+
+import org.apache.flink.api.common.serialization.SimpleStringSchema;
+import org.apache.flink.streaming.connectors.kafka.FlinkKafkaProducer;
+
+import java.util.Optional;
+import java.util.Properties;
+
+
+public class KafkaProducer {
+
+    public static FlinkKafkaProducer<String> getKafkaProducer(String topic, Properties Properties){
+        FlinkKafkaProducer<String> kafkaProducer = new FlinkKafkaProducer<>(
+                topic,
+                new SimpleStringSchema(),
+                Properties,
+                Optional.empty()
+        );
+        kafkaProducer.setLogFailuresOnly(true);
+
+        return kafkaProducer;
+    }
+}