Clean before building

pom.xml

@@ -4,7 +4,7 @@
     <modelVersion>4.0.0</modelVersion>
     <groupId>net.Indyuce</groupId>
     <artifactId>mmoinventory</artifactId>
-    <version>1.6.5</version>
+    <version>1.6.6</version>
     <name>MMOInventory</name>
     <description>A simple RPG custom inventory solution</description>
 
@@ -27,6 +27,20 @@
                     <encoding>UTF-8</encoding>
                 </configuration>
             </plugin>
+
+            <plugin>
+                <artifactId>maven-clean-plugin</artifactId>
+                <version>3.1.0</version>
+                <executions>
+                    <execution>
+                        <id>auto-clean</id>
+                        <phase>initialize</phase>
+                        <goals>
+                            <goal>clean</goal>
+                        </goals>
+                    </execution>
+                </executions>
+            </plugin>
         </plugins>
     </build>
 
@@ -41,6 +55,13 @@
 
     <dependencies>
 
+        <!-- https://mvnrepository.com/artifact/org.apache.maven.plugins/maven-clean-plugin -->
+        <dependency>
+            <groupId>org.apache.maven.plugins</groupId>
+            <artifactId>maven-clean-plugin</artifactId>
+            <version>3.1.0</version>
+        </dependency>
+
         <!-- Spigot base API, MMOInv is natively built for 1.17 ie latest version -->
         <dependency>
             <groupId>org.spigotmc</groupId>