ci: test on java 21

Author: line-o

.github/workflows/ci.yml

@@ -9,20 +9,21 @@ jobs:
       fail-fast: false
       matrix:
         os: [ubuntu-latest, macos-latest, windows-latest]
-        jdk: [8, 11]
+        jdk: [21]
     runs-on: ${{ matrix.os }}
     steps:
       - name: Checkout
-        uses: actions/checkout@v2
-      - name: Setup Scala
-        uses: olafurpg/setup-scala@v12
+        uses: actions/checkout@v4
+      - name: Setup JDK
+        uses: actions/setup-java@v4
         with:
-          java-version: "adopt@1.${{ matrix.jdk }}"
-      - name: Coursier cache
-        uses: coursier/cache-action@v6
+          distribution: temurin
+          java-version: ${{ matrix.jdk }}
+          cache: sbt
+      - uses: sbt/setup-sbt@v1
       - name: Build
         shell: bash
-        run: sbt -v -Dfile.encoding=UTF-8 assembly
+        run: sbt -v assembly
       - name: Test
         shell: bash
         run: target/scala-2.13/exist-xqts-runner-assembly-*-SNAPSHOT.jar --xqts-version HEAD --test-set fn-current-date