Upgrade Scala to 3.0.0

.github/workflows/ci.yml

@@ -26,7 +26,7 @@ jobs:
     strategy:
       matrix:
         os: [ubuntu-latest]
-        scala: [2.12.13, 2.13.5, 3.0.0-RC2, 3.0.0-RC3]
+        scala: [2.12.13, 2.13.5, 3.0.0]
         java: [[email protected]]
     runs-on: ${{ matrix.os }}
     steps:
@@ -119,22 +119,12 @@ jobs:
           tar xf targets.tar
           rm targets.tar
 
-      - name: Download target directories (3.0.0-RC2)
+      - name: Download target directories (3.0.0)
         uses: actions/download-artifact@v2
         with:
-          name: target-${{ matrix.os }}-3.0.0-RC2-${{ matrix.java }}
+          name: target-${{ matrix.os }}-3.0.0-${{ matrix.java }}
 
-      - name: Inflate target directories (3.0.0-RC2)
-        run: |
-          tar xf targets.tar
-          rm targets.tar
-
-      - name: Download target directories (3.0.0-RC3)
-        uses: actions/download-artifact@v2
-        with:
-          name: target-${{ matrix.os }}-3.0.0-RC3-${{ matrix.java }}
-
-      - name: Inflate target directories (3.0.0-RC3)
+      - name: Inflate target directories (3.0.0)
         run: |
           tar xf targets.tar
           rm targets.tar

build.sbt

@@ -3,7 +3,7 @@ import de.heikoseeberger.sbtheader.{LicenseDetection, LicenseStyle}
 ThisBuild / organization := "org.http4s"
 ThisBuild / organizationName := "Typelevel"
 
-ThisBuild / crossScalaVersions := Seq("2.12.13", "2.13.5", "3.0.0-RC2", "3.0.0-RC3")
+ThisBuild / crossScalaVersions := Seq("2.12.13", "2.13.5", "3.0.0")
 ThisBuild / scalaVersion := crossScalaVersions.value.filter(_.startsWith("2.")).last
 ThisBuild / baseVersion := "1.1"
 ThisBuild / publishGithubUser := "rossabaker"
@@ -12,7 +12,7 @@ ThisBuild / githubWorkflowTargetBranches := List("*", "series/*")
 ThisBuild / githubWorkflowPublishTargetBranches := Seq(RefPredicate.StartsWith(Ref.Tag("v")))
 
 val JawnVersion   = "1.1.2"
-val Fs2Version    = "2.5.5"
+val Fs2Version    = "2.5.6"
 val Specs2Version = "4.11.0"
 
 enablePlugins(SonatypeCiReleasePlugin)
@@ -22,7 +22,7 @@ libraryDependencies ++= Seq(
   "co.fs2"         %% "fs2-core"    % Fs2Version,
   "org.typelevel"  %% "jawn-ast"    % JawnVersion   % Test,
   "co.fs2"         %% "fs2-io"      % Fs2Version    % Test,
-  "org.specs2"     %% "specs2-core" % Specs2Version % Test withDottyCompat scalaVersion.value,
+  "org.specs2"     %% "specs2-core" % Specs2Version % Test cross CrossVersion.for3Use2_13,
 )
 
 versionIntroduced := Map(

project/plugins.sbt

@@ -1 +1,4 @@
 addSbtPlugin("com.codecommit" % "sbt-spiewak-sonatype" % "0.20.4")
+
+// Temporary workaround
+addSbtPlugin("ch.epfl.lamp" % "sbt-dotty" % "0.5.5")