Decouple update task from install

Now that Gradle runs Helma with the configured dependencies, updating the installation directory has become less crucial

README.md

@@ -33,10 +33,12 @@ Helma is built with [Gradle](https://gradle.org), the build task depends on the
 
 ### Additional Prerequisites
 
-* [Rsync](https://rsync.samba.org) version ≥ 3.1.0
 * [Node.js](https://nodejs.org) LTS version
+* [Rsync](https://rsync.samba.org) version ≥ 3.1.0
 
-Clone this repository to your machine and start the build process with `./gradlew install`. The build script is going to ask you if you want to update the installation, enter `yes` or `no`.
+Clone this repository to your machine and run Helma with `./gradlew run`.
+
+To update the installation from a build, run `./gradlew update` and enter `yes` at the prompt.
 
 > ⚠️    
 > Please be aware that this step is going to overwrite files in the installation directory – escpecially at a later time when there might be substantial changes. Should this happen by accident you find the previous installation in the `backups` directory.

build.gradle

@@ -152,10 +152,6 @@ distZip {
 
 installDist {
   dependsOn build
-
-  if (!System.getenv('CI')) {
-    finalizedBy 'update'
-  }
 }
 
 task processSource(type: Sync) {
@@ -183,6 +179,8 @@ task processSource(type: Sync) {
 }
 
 task update {
+  dependsOn installDist
+
   def rsyncArgs = ['--archive', '--filter', '- backups']
 
   def confirm = {