Added setup-sbt to ci.yml

Author: labra

.github/workflows/ci.yml

@@ -37,7 +37,7 @@ jobs:
         with:
           distribution: temurin
           java-version: 11
-
+      - uses: sbt/setup-sbt@v1
       - name: Cache sbt
         uses: actions/cache@v4
         with: