CI config: bump versions, add setup-sbt, adopt->temurin (#198)

Author: SethTisue

.github/workflows/ci.yml

@@ -10,11 +10,12 @@ jobs:
       fail-fast: false
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v4
     - uses: coursier/cache-action@v6
-    - uses: actions/setup-java@v2
+    - uses: actions/setup-java@v4
       with:
-        distribution: adopt
+        distribution: temurin
         java-version: 8
+    - uses: sbt/setup-sbt@v1
     - name: Test
       run: sbt test

.github/workflows/release.yml

@@ -6,13 +6,14 @@ jobs:
   publish:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
         with:
           fetch-depth: 0
-      - uses: actions/setup-java@v2
+      - uses: actions/setup-java@v4
         with:
-          distribution: adopt
+          distribution: temurin
           java-version: 8
+      - uses: sbt/setup-sbt@v1
       - run: sbt ci-release
         env:
           PGP_PASSPHRASE: ${{secrets.PGP_PASSPHRASE}}