Third attempt.

.github/workflows/solve.yaml

@@ -14,13 +14,7 @@ jobs:
         with:
           distribution: 'corretto' # See 'Supported distributions' for available options
           java-version: '21'
-      - name: Install Kotlin Compiler
-        run: |
-          sudo apt-get install -y curl
-          curl -s https://get.sdkman.io | bash
-          source "$HOME/.sdkman/bin/sdkman-init.sh"
-          sdk install kotlin
-          kotlin -version
+      - uses: fwilhe2/setup-kotlin@main
       - name: Day 1
         run: kotlin puzzle1.kts
       - name: Day 2