ci: execute git step in docker, validate version (#35)

Author: venikkin

.teamcity/builds/Release.kt

@@ -1,7 +1,9 @@
 package builds
 
 import jetbrains.buildServer.configs.kotlin.BuildType
+import jetbrains.buildServer.configs.kotlin.ParameterDisplay
 import jetbrains.buildServer.configs.kotlin.buildFeatures.dockerSupport
+import jetbrains.buildServer.configs.kotlin.buildSteps.ScriptBuildStep
 import jetbrains.buildServer.configs.kotlin.buildSteps.script
 import jetbrains.buildServer.configs.kotlin.toId
 
@@ -11,25 +13,41 @@ class Release(id: String, name: String) :
     this.name = name
 
     params {
-      text("version", "", allowEmpty = false)
+      text("version", "", allowEmpty = false, display = ParameterDisplay.PROMPT, label = "Version to release")
 
       text("env.PACKAGES_USERNAME", "%github-packages-user%")
       password("env.PACKAGES_PASSWORD", "%github-packages-token%")
       password("env.JRELEASER_GITHUB_TOKEN", "%github-pull-request-token%")
     }
 
     steps {
+      script {
+        this.name = "Validate version"
+        scriptContent =
+            """
+              #!/bin/bash -eu
+               
+              if [ -z "%version%" ]; then
+                echo "Version is not set. Please run as a custom build and specify 'version' parameter."
+                exit 1 
+              fi 
+            """.trimIndent()
+      }
+
       commonMaven {
+        this.name = "Set version"
         goals = "versions:set"
         runnerArgs = "$MAVEN_DEFAULT_ARGS -DnewVersion=%version% -DgenerateBackupPoms=false"
       }
 
       commonMaven {
+        this.name = "Build versionalised package"
         goals = "package"
         runnerArgs = "$MAVEN_DEFAULT_ARGS -DskipTests"
       }
 
       script {
+        this.name = "Push version"
         scriptContent =
             """
               #!/bin/bash -eu
@@ -43,13 +61,20 @@ class Release(id: String, name: String) :
               git config --global user.name "${'$'}USER_NAME"
               git config --global --add safe.directory %teamcity.build.checkoutDir%
               
-              git add .
+              git add **/pom.xml
               git commit -m "build: release version %version%"
               git push 
             """.trimIndent()
+
+        formatStderrAsError = true
+
+        dockerImagePlatform = ScriptBuildStep.ImagePlatform.Linux
+        dockerImage = "eclipse-temurin:11-jdk"
+        dockerRunParameters = "--volume /var/run/docker.sock:/var/run/docker.sock"
       }
 
       commonMaven {
+        this.name = "Release to Github"
         goals = "jreleaser:full-release"
         runnerArgs = "$MAVEN_DEFAULT_ARGS -Prelease -pl :packaging"
       }