CI for publishing Docker image

.travis.yml

@@ -9,6 +9,15 @@ jdk:
 branches:
   only:
     - master
+    - /^v\d+\.\d+\.\d+$/
+
+before_install:
+  - git fetch --tags
+
+stages:
+  - name: test
+  - name: release
+    if: ((branch = master AND type = push) OR (tag IS present)) AND NOT fork
 
 # https://www.scala-sbt.org/1.x/docs/Travis-CI-with-sbt.html
 cache:
@@ -22,5 +31,11 @@ before_cache:
   - find $HOME/.ivy2/cache -name "ivydata-*.properties" -print -delete
   - find $HOME/.sbt        -name "*.lock"               -print -delete
 
-script:
-  - sbt ++$TRAVIS_SCALA_VERSION ciBuild
+jobs:
+  include:
+    # stage="test" if no stage is specified
+    - name: ciBuild
+      script: sbt ciBuild
+    # run ci-release only if previous stages passed
+    - stage: release
+      script: bash .travis/docker-login.sh && sbt ciRelease

.travis/docker-login.sh

@@ -0,0 +1,2 @@
+#!/bin/bash
+echo "$GH_PAT" | docker login ghcr.io -u "$GH_USERNAME" --password-stdin

build.sbt

@@ -1,11 +1,11 @@
 import com.typesafe.sbt.packager.docker.Cmd
 import Aliases._
-import Release._
 
 ThisBuild / scalafmtOnCompile                              := true
 ThisBuild / semanticdbEnabled                              := true
 ThisBuild / semanticdbVersion                              := scalafixSemanticdb.revision
 ThisBuild / scalafixDependencies += "com.github.liancheng" %% "organize-imports" % "0.6.0"
+ThisBuild / dynverSeparator                                := "-"
 
 Global / onChangedBuildSource := ReloadOnSourceChanges
 
@@ -25,11 +25,11 @@ val compilerSettings = Seq(
 )
 
 lazy val dockerSettings = Seq(
-  Docker / packageName := "kafka-message-scheduler",
+  Docker / packageName := "sky-uk/kafka-message-scheduler",
   dockerBaseImage      := "eclipse-temurin:17-jdk-alpine",
-  dockerRepository     := Some("skyuk"),
+  dockerRepository     := Some("ghcr.io"),
   dockerLabels         := Map("maintainer" -> "Sky"),
-  dockerUpdateLatest   := true,
+  dockerUpdateLatest   := !isSnapshot.value,
   dockerCommands ++= Seq(
     Cmd("USER", "root"),
     Cmd("RUN", "apk add --no-cache bash")
@@ -53,7 +53,6 @@ lazy val scheduler = (project in file("scheduler"))
     javaAgents += "io.kamon"  % "kanela-agent" % "1.0.14",
     buildInfoSettings,
     dockerSettings,
-    releaseSettings,
     Test / parallelExecution := false
   )
 
@@ -65,7 +64,6 @@ lazy val avro = (project in file("avro"))
   .settings(libraryDependencies += Dependencies.avro4s)
   .settings(schema := (Compile / run).toTask("").value)
   .dependsOn(scheduler % "compile->compile")
-  .disablePlugins(ReleasePlugin)
 
 lazy val root = (project in file("."))
   .withId("kafka-message-scheduler")
@@ -74,4 +72,3 @@ lazy val root = (project in file("."))
   .settings(dockerImageCreationTask := (scheduler / Docker / publishLocal).value)
   .aggregate(scheduler, avro)
   .enablePlugins(DockerComposePlugin)
-  .disablePlugins(ReleasePlugin)

project/Aliases.scala

@@ -4,7 +4,7 @@ object Aliases {
 
   lazy val defineCommandAliases =
     addCommandAlias("ciBuild", "checkFmt; checkFix; test; schema") ++
-      addCommandAlias("ciRelease", "clean; schema; project scheduler; release with-defaults") ++
+      addCommandAlias("ciRelease", "project scheduler; docker:publish") ++
       addCommandAlias("checkFix", "scalafixAll --check OrganizeImports; scalafixAll --check") ++
       addCommandAlias("runFix", "scalafixAll OrganizeImports; scalafixAll") ++
       addCommandAlias("checkFmt", "scalafmtCheckAll; scalafmtSbtCheck") ++

project/plugins.sbt

@@ -1,9 +1,9 @@
 addSbtPlugin("com.eed3si9n"              % "sbt-buildinfo"       % "0.11.0")
-addSbtPlugin("com.github.sbt"            % "sbt-release"         % "1.1.0")
 addSbtPlugin("com.lightbend.sbt"         % "sbt-javaagent"       % "0.1.6")
 addSbtPlugin("com.github.sbt"            % "sbt-native-packager" % "1.9.9")
 addSbtPlugin("com.tapad"                 % "sbt-docker-compose"  % "1.0.35")
 addSbtPlugin("org.scalameta"             % "sbt-scalafmt"        % "2.4.6")
 addSbtPlugin("ch.epfl.scala"             % "sbt-scalafix"        % "0.10.0")
 addSbtPlugin("io.kamon"                  % "sbt-kanela-runner"   % "2.0.14")
 addSbtPlugin("io.github.davidgregory084" % "sbt-tpolecat"        % "0.3.1")
+addSbtPlugin("com.dwijnand"              % "sbt-dynver"          % "4.1.1")