Update comments

Author: weiyuansn

README.md

@@ -163,6 +163,7 @@ And re-run this script to create new entity classes that include your changes.
 ### How to release new version
 
 ```bash
-./gradlew clean uploadArchives
-mvn deploy -Dmaven.test.skip=true
+./gradlew clean uploadArchives     // This will publish new version of library
+mvn deploy -Dmaven.test.skip=true  // This will publish new version of plugin
 ```
+After run above commands successfully, please go through [this release process](https://central.sonatype.org/publish/release/#close-and-drop-or-release-your-staging-repository) if it is your first time.

build.gradle

@@ -92,13 +92,14 @@ if (!isLocalDeployment) {
     }
 }
 
+// Refer to this page https://central.sonatype.org/publish/publish-gradle/
 try {
 uploadArchives {
     repositories {
         mavenDeployer {
             pom.groupId = 'com.smartnews'
             pom.artifactId = 'jpa-entity-generator'
-            pom.version = '0.99.9'
+            pom.version = '0.99.9' // Please update this version manually
 
             if (isLocalDeployment) {
                 def localRepoPath = 'file://' + new File(System.getProperty('user.home'), '.m2/repository').absolutePath

pom.xml

@@ -4,7 +4,7 @@
     <groupId>com.smartnews</groupId>
     <artifactId>maven-jpa-entity-generator-plugin</artifactId>
     <packaging>maven-plugin</packaging>
-    <version>0.99.9</version>
+    <version>0.99.9</version> <!-- Please update this version number manually -->
     <name>maven-entitygen-plugin Maven Mojo</name>
     <url>https://github.com/smartnews/jpa-entity-generator</url>