feat: added the ZMQ library in the pom.xml and in the Main class.

pom.xml

@@ -8,6 +8,17 @@
     <artifactId>zmq</artifactId>
     <version>1.0-SNAPSHOT</version>
 
+    <dependencies>
+        <!-- https://mvnrepository.com/artifact/org.zeromq/jeromq -->
+        <dependency>
+            <groupId>org.zeromq</groupId>
+            <artifactId>jeromq</artifactId>
+            <version>0.5.2</version>
+        </dependency>
+
+
+    </dependencies>
+
     <properties>
         <maven.compiler.source>15</maven.compiler.source>
         <maven.compiler.target>15</maven.compiler.target>

src/main/java/Main.java

+import org.zeromq.ZMQ;
+import org.zeromq.ZContext;
+
 public class Main
 {
     public static void main(String[] args) {