Updated various dependencies

Cleaned up CI workflows

.gitlab-ci.yml

@@ -1,4 +1,4 @@
-image: openjdk:17
+image: ubuntu:latest
 
 variables:
   CI_NAME: "GitLab CI"
@@ -6,9 +6,19 @@ variables:
 stages:
   - test
 
+before_script:
+  - apt-get update -qq && apt-get install -y curl zip
+  - curl -s "https://get.sdkman.io" | bash
+  - echo sdkman_auto_answer=true > $HOME/.sdkman/etc/config
+  - echo sdkman_auto_selfupdate=true >> $HOME/.sdkman/etc/config
+  - source "$HOME/.sdkman/bin/sdkman-init.sh"
+  - sdk install java 17.0.11-tem
+  - sdk install kotlin 2.0.0
+  - source "$HOME/.sdkman/bin/sdkman-init.sh"
+
 test:
   stage: test
   script:
-      - ./bld download
-      - ./bld compile
-      - ./bld test
+    - ./bld download
+    - ./bld compile
+    - ./bld test