CI - updates for trivy and sonar

Makefile

@@ -77,6 +77,8 @@ back-check-dependencies:
 
 back-sonar:
 	cd $(BACKEND_DIR) && ./gradlew sonar \
+		--stacktrace \
+		--debug \
 	    -Dsonar.projectKey$(projectKey) \
 		-Dsonar.organization=$(organization) \
 		-Dsonar.host.url=$(url) \

infra/docker/app/DockerfileCI

@@ -8,28 +8,28 @@ ARG VERSION
 ########################################
 # Build rapportnav backend with maven #
 ########################################
-# Stage 1: Download maven dependencies
-# this stage will not run if dependencies have not changed
-FROM maven:3.8.5-openjdk-17-slim as maven-dependencies
-WORKDIR /tmp/backend
-COPY backend/pom.xml pom.xml
-RUN mvn dependency:go-offline -B
-
-# Stage 2: Build the application
-FROM maven:3.8.5-openjdk-17-slim as build-backend
+FROM gradle:8.5-jdk17 as build-backend
 
 ARG GITHUB_SHA
 ARG VERSION
 
-WORKDIR /tmp/backend
-COPY backend/ /tmp/backend
-COPY --from=maven-dependencies /root/.m2 /root/.m2
-COPY backend/pom.xml /tmp/backend/POM_WITH_ENV_VARS
-RUN sed -e 's/COMMIT_TO_CHANGE/${GITHUB_SHA}/' \
-  -e 's/VERSION_TO_CHANGE/${VERSION}/' \
-  POM_WITH_ENV_VARS > pom.xml
+#WORKDIR /tmp/backend
+#COPY backend/ /tmp/backend
+#COPY --from=maven-dependencies /root/.m2 /root/.m2
+#COPY backend/pom.xml /tmp/backend/POM_WITH_ENV_VARS
+#RUN sed -e 's/COMMIT_TO_CHANGE/${GITHUB_SHA}/' \
+#  -e 's/VERSION_TO_CHANGE/${VERSION}/' \
+#  POM_WITH_ENV_VARS > pom.xml
+#
+#RUN mvn clean package -DskipTests=true
+
+WORKDIR /tmp/
 
-RUN mvn clean package -DskipTests=true
+COPY --chown=gradle:gradle backend/ /tmp/
+COPY --chown=gradle:gradle backend/build.gradle.kts /tmp/build.gradle.kts
+RUN chown -R gradle /tmp/*
+USER gradle
+RUN gradle assemble
 
 
 
@@ -71,7 +71,7 @@ ENV SPRING_PROFILES_ACTIVE=$ENV_PROFILE
 ENV ENV_DB_URL=""
 
 # copy backend related things
-COPY --from=build-backend /tmp/backend/target/rapportnav-${VERSION}.jar /home/rapportnav
+COPY --from=build-backend /tmp/build/libs/rapportnav-${VERSION}.jar /home/rapportnav
 COPY infra/configurations/backend /home/rapportnav/configurations/
 
 # copy frontend related things