feat: Add the implementation of Onion-Architecture (#3532)

* Add the implementation of Onion-Architecture

* Execute maven command: mvn spotless:apply

pom.xml

@@ -106,7 +106,7 @@
     <module>converter</module>
     <module>curiously-recurring-template-pattern</module>
     <module>currying</module>
-      <module>dao-factory</module>
+    <module>dao-factory</module>
     <module>data-access-object</module>
     <module>data-bus</module>
     <module>data-locality</module>
@@ -252,6 +252,7 @@
     <module>backpressure</module>
     <module>actor-model</module>
     <module>rate-limiting-pattern</module>
+    <module>onion-architecture</module>
   </modules>
   <repositories>
     <repository>
@@ -346,6 +347,11 @@
         <artifactId>mockito-core</artifactId>
         <version>${mockito.version}</version>
       </dependency>
+        <dependency>
+            <groupId>org.mockito</groupId>
+            <artifactId>mockito-junit-jupiter</artifactId>
+            <version>${mockito.version}</version>
+        </dependency>
       <dependency>
         <groupId>org.mongodb</groupId>
         <artifactId>bson</artifactId>