Добавил плагин для загрузки в мавенцентрал и провел небольшой рефакторинг

pom.xml

@@ -8,6 +8,18 @@
     <artifactId>autoresponder</artifactId>
     <version>1.8-RELEASE</version>
     <packaging>jar</packaging>
+
+    <name>Abstract Autoresponder</name>
+    <description>Abstract implementation for processing text requests.</description>
+    <url>https://github.com/uPagge/autoresponder</url>
+    <licenses>
+        <license>
+            <name>BSD License</name>
+            <url>https://github.com/uPagge/autoresponder/blob/master/LICENSE</url>
+            <distribution>repo</distribution>
+        </license>
+    </licenses>
+
     <build>
         <plugins>
             <plugin>
@@ -22,9 +34,17 @@
         </plugins>
     </build>
 
+    <distributionManagement>
+        <snapshotRepository>
+            <id>ossrh</id>
+            <url>https://oss.sonatype.org/content/repositories/snapshots</url>
+        </snapshotRepository>
+    </distributionManagement>
+
     <properties>
         <slf4j.ver>1.7.26</slf4j.ver>
         <junit.ver>4.12</junit.ver>
+        <lombok.ver>1.18.6</lombok.ver>
     </properties>
 
     <dependencies>
@@ -43,10 +63,88 @@
         <dependency>
             <groupId>org.projectlombok</groupId>
             <artifactId>lombok</artifactId>
-            <version>1.18.6</version>
+            <version>${lombok.ver}</version>
         </dependency>
     </dependencies>
 
+    <scm>
+        <connection>scm:git:https://github.com/uPagge/autoresponder.git</connection>
+        <url>https://github.com/uPagge/autoresponder</url>
+        <developerConnection>scm:git:https://github.com/uPagge/autoresponder.git</developerConnection>
+    </scm>
+
+    <profiles>
+        <profile>
+            <id>release</id>
+            <build>
+                <plugins>
+                    <plugin>
+                        <groupId>org.sonatype.plugins</groupId>
+                        <artifactId>nexus-staging-maven-plugin</artifactId>
+                        <version>1.6.7</version>
+                        <extensions>true</extensions>
+                        <configuration>
+                            <serverId>ossrh</serverId>
+                            <nexusUrl>https://oss.sonatype.org/</nexusUrl>
+                            <autoReleaseAfterClose>true</autoReleaseAfterClose>
+                        </configuration>
+                    </plugin>
+                    <plugin>
+                        <groupId>org.apache.maven.plugins</groupId>
+                        <artifactId>maven-source-plugin</artifactId>
+                        <version>2.2.1</version>
+                        <executions>
+                            <execution>
+                                <id>attach-sources</id>
+                                <goals>
+                                    <goal>jar-no-fork</goal>
+                                </goals>
+                            </execution>
+                        </executions>
+                    </plugin>
+                    <plugin>
+                        <groupId>org.apache.maven.plugins</groupId>
+                        <artifactId>maven-javadoc-plugin</artifactId>
+                        <version>2.9.1</version>
+                        <executions>
+                            <execution>
+                                <id>attach-javadocs</id>
+                                <goals>
+                                    <goal>jar</goal>
+                                </goals>
+                            </execution>
+                        </executions>
+                    </plugin>
+                    <plugin>
+                        <groupId>org.apache.maven.plugins</groupId>
+                        <artifactId>maven-gpg-plugin</artifactId>
+                        <version>1.5</version>
+                        <executions>
+                            <execution>
+                                <id>sign-artifacts</id>
+                                <phase>verify</phase>
+                                <goals>
+                                    <goal>sign</goal>
+                                </goals>
+                            </execution>
+                        </executions>
+                    </plugin>
+                    <plugin>
+                        <groupId>org.sonatype.plugins</groupId>
+                        <artifactId>nexus-staging-maven-plugin</artifactId>
+                        <version>1.6.7</version>
+                        <extensions>true</extensions>
+                        <configuration>
+                            <serverId>ossrh</serverId>
+                            <nexusUrl>https://oss.sonatype.org/</nexusUrl>
+                            <autoReleaseAfterClose>true</autoReleaseAfterClose>
+                        </configuration>
+                    </plugin>
+                </plugins>
+            </build>
+        </profile>
+    </profiles>
+
     <developers>
         <developer>
             <id>uPagge</id>

src/main/java/org/sadtech/autoresponder/entity/Unit.java

@@ -52,4 +52,5 @@ public abstract class Unit<U extends Unit> {
         this.priority = Optional.ofNullable(priority).orElse(10);
         this.nextUnits = nextUnits;
     }
+
 }

src/main/java/org/sadtech/autoresponder/repository/UnitPointerRepository.java

@@ -1,6 +1,7 @@
 package org.sadtech.autoresponder.repository;
 
 import lombok.NonNull;
+import org.sadtech.autoresponder.entity.Unit;
 import org.sadtech.autoresponder.entity.UnitPointer;
 
 import java.util.Collection;
@@ -23,7 +24,7 @@ public interface UnitPointerRepository {
 
     /**
      * @param entityId Идентификатор пользователя
-     * @return Объект с последним обработанным {@link org.sadtech.autoresponder.entity.Unit} для пользователя
+     * @return Объект с последним обработанным {@link Unit} для пользователя
      */
     Optional<UnitPointer> findByEntityId(@NonNull Long entityId);
 

src/main/java/org/sadtech/autoresponder/repository/UnitPointerRepositoryMap.java

@@ -42,4 +42,5 @@ public class UnitPointerRepositoryMap implements UnitPointerRepository {
     public Optional<UnitPointer> findByEntityId(@NonNull Long entityId) {
         return Optional.ofNullable(unitPointerMap.get(entityId));
     }
+
 }

src/main/java/org/sadtech/autoresponder/service/UnitPointerService.java

@@ -27,5 +27,4 @@ public interface UnitPointerService {
 
     void edit(@NonNull Long entityId, Unit unit);
 
-
 }

src/main/java/org/sadtech/autoresponder/service/UnitPointerServiceImpl.java

@@ -37,4 +37,5 @@ public class UnitPointerServiceImpl implements UnitPointerService {
     public boolean check(@NonNull Long entityId) {
         return unitPointerRepository.findByEntityId(entityId).isPresent();
     }
+
 }

src/main/java/org/sadtech/autoresponder/util/Description.java

@@ -13,5 +13,7 @@ import java.lang.annotation.Target;
 @Target(ElementType.FIELD)
 @Retention(RetentionPolicy.SOURCE)
 public @interface Description {
+
     String value() default "";
+
 }

src/main/java/org/sadtech/autoresponder/util/Message.java

@@ -12,4 +12,5 @@ final class Message {
     private Message() {
         throw new IllegalStateException(UTILITY_CLASS);
     }
+
 }