try CI builds

.gitlab-ci.yml

@@ -0,0 +1,26 @@
+image: docker:latest
+services:
+  - docker:dind
+
+stages:
+  - build
+
+variables:
+  IMAGE_TAG: $CI_REGISTRY_IMAGE:latest
+  NAME: $CI_PROJECT_NAME
+
+build_and_push:
+  stage: build
+  only:
+    - master
+  script:
+    - docker login -u $CI_REGISTRY_USER -p $CI_REGISTRY_PASSWORD $CI_REGISTRY
+    - docker build -t $IMAGE_TAG .
+    - docker push $IMAGE_TAG
+
+only_build:
+  stage: build
+  except:
+    - master
+  script:
+    - docker build -t $IMAGE_TAG .

Dockerfile

@@ -7,7 +7,6 @@ RUN ./gradlew bootJar
 
 FROM openjdk:8-jre-alpine
 
-COPY --from=build /app/build/libs/OttoBot*.jar /otto.jar
-RUN chmod +x /otto.jar
+COPY --from=build /app/build/libs/ottobot.jar /otto.jar
 
 CMD java -jar /otto.jar

build.gradle

@@ -43,6 +43,7 @@ dependencies {
 
 bootJar {
     mainClassName = 'nl.voidcorp.discord.MainKt'
+    archiveName="ottobot.jar"
 }
 
 compileKotlin {