optimize setup

Signed-off-by: Peter Siegmund <developer@mars3142.org>

Dockerfile

@@ -11,7 +11,7 @@ USER app
 
 # Copy all needed project files to a folder
 COPY --chown=app ./gradle/ ./gradle
-COPY --chown=app ./gradlew ./build.gradle ./settings.gradle ./app.json ./
+COPY --chown=app ./gradlew ./build.gradle ./settings.gradle ./
 COPY --chown=app ./src ./src
 
 RUN curl -OL https://github.com/open-telemetry/opentelemetry-java-instrumentation/releases/latest/download/opentelemetry-javaagent.jar
@@ -28,10 +28,6 @@ USER app
 COPY --chown=app --from=build /usr/src/app/build/libs/*-SNAPSHOT.jar /usr/app/eureka.jar
 COPY --chown=app --from=build /usr/src/app/opentelemetry-javaagent.jar /usr/app/opentelemetry-javaagent.jar
 
-ENV JAVA_TOOL_OPTIONS="-javaagent:/usr/app/opentelemetry-javaagent.jar"
-ENV OTEL_SERVICE_NAME="eureka-service"
-ENV OTEL_EXPORTER_OTLP_ENDPOINT="http://opentelemetry-collector.web:4318"
-
 HEALTHCHECK CMD curl --fail http://localhost:8761/actuator/health/liveness || exit 1
 
 EXPOSE 8761