Update dependencies

.github/renovate-config.js

@@ -30,22 +30,30 @@ module.exports = {
       matchManagers: ["sbt"],
       allowedVersions: "/^\\d+(?:\\.\\d+)+$/",
     },
+    {
+      description: "Pin the JDK to Java 21 (LTS)",
+      matchManagers: ["github-actions"],
+      matchPackageNames: ["java-jdk"],
+      allowedVersions: "21",
+    },
     {
       description: "Keep sbt on the 1.x line (2.x is not yet supported)",
       matchManagers: ["sbt"],
       matchPackageNames: ["sbt/sbt"],
       allowedVersions: "/^1\\.\\d+\\.\\d+$/",
     },
     {
+      description: "Keep Scala on the 3.9.x LTS line (no minor upgrades)",
       matchManagers: ["sbt"],
       matchPackageNames: ["org.scala-lang:scala3-library_3"],
+      allowedVersions: "/^3\\.9\\.\\d+$/",
       separateMinorPatch: false,
     },
     {
-      description: "Keep wartremover below 3.6.x until it is cross-published for Scala 3.8",
+      description: "Keep wartremover on the 3.6.x line (cross-published for Scala 3.9)",
       matchManagers: ["sbt"],
       matchPackageNames: ["org.wartremover:sbt-wartremover"],
-      allowedVersions: "/^3\\.5\\.\\d+$/",
+      allowedVersions: "/^3\\.6\\.\\d+$/",
     },
     {
       description: "Disable updates for libraryDependencySchemes entries (not real versions)",

.github/workflows/build.yaml

@@ -21,7 +21,7 @@ jobs:
     steps:
       - uses: actions/checkout@v7
       - name: Set up JDK ${{ matrix.java-version }}
-        uses: actions/setup-java@v5
+        uses: actions/setup-java@v6
         with:
           cache: 'sbt'
           java-version: ${{ matrix.java-version }}

.github/workflows/manual-publish.yml

@@ -29,7 +29,7 @@ jobs:
           ref: ${{ inputs.ref_to_publish }}
 
       - name: Setup JDK
-        uses: actions/setup-java@v5
+        uses: actions/setup-java@v6
         with:
           distribution: temurin
           java-version: '21'
@@ -73,7 +73,7 @@ jobs:
           ref: ${{ inputs.ref_to_publish }}
 
       - name: Setup JDK
-        uses: actions/setup-java@v5
+        uses: actions/setup-java@v6
         with:
           distribution: temurin
           java-version: '21'

.github/workflows/renovate.yaml

@@ -23,7 +23,7 @@ jobs:
           private-key: ${{ secrets.AUTOMATION_APP_PRIVATE_KEY }}
 
       - name: Renovate
-        uses: renovatebot/github-action@v46.2.2
+        uses: renovatebot/github-action@v46.3.7
         with:
           configurationFile: .github/renovate-config.js
           token: ${{ steps.automation-token.outputs.token }}

build.sbt

@@ -11,7 +11,7 @@ val props =
 inThisBuild(
   Seq(
     organization := "org.funfix",
-    scalaVersion := "3.8.4",
+    scalaVersion := "3.9.0",
     // Configure for Sonatype Central Portal
     usePgpKeyHex(sys.env.getOrElse("PGP_KEY_ID", "")),
     publishTo := {
@@ -75,7 +75,7 @@ lazy val continuations4s = crossProject(JSPlatform, JVMPlatform, NativePlatform)
     name := "continuations4s",
     libraryDependencies ++= Seq(
       // Testing
-      "org.scalameta" %%% "munit" % "1.3.5" % Test
+      "org.scalameta" %%% "munit" % "1.3.6" % Test
     ),
     testFrameworks += new TestFramework("munit.Framework"),
     Compile / doc / scalacOptions ++= Seq(

project/plugins.sbt

@@ -1,7 +1,7 @@
 addSbtPlugin("org.scalameta" % "sbt-scalafmt" % "2.6.2")
 addSbtPlugin("org.typelevel" % "sbt-tpolecat" % "0.5.7")
-// 3.6.x is not cross-published for Scala 3.8 (the project's Scala version)
-addSbtPlugin("org.wartremover" % "sbt-wartremover" % "3.5.8")
+// 3.6.x is required by Scala 3.9 (the project's Scala version)
+addSbtPlugin("org.wartremover" % "sbt-wartremover" % "3.6.3")
 addSbtPlugin("com.github.sbt" % "sbt-pgp" % "2.3.2")
 addSbtPlugin("com.eed3si9n" % "sbt-salad-days" % "0.2.0")