fix: alpine image not including bash (#453)

* fix: alpine image not including bash

* fix: use of nonroot user

connector/Dockerfile

@@ -8,6 +8,16 @@ RUN --mount=type=cache,target=/home/gradle/.gradle/caches gradle build --no-daem
 
 FROM eclipse-temurin:17-jre-alpine
 
+# Install curl for healthcheck, bash for entrypoint
+RUN apk add --no-cache curl bash
+SHELL ["/bin/bash", "-c"]
+
+# Create empty properties file to avoid errors when loading properties
+RUN touch /emtpy-properties-file.properties
+
+RUN adduser -D -H -s /sbin/nologin edc
+USER edc:edc
+
 ARG EDC_LAST_COMMIT_INFO_ARG="The docker container was built outside of github actions and you didn't provide the build arg EDC_LAST_COMMIT_INFO_ARG, so there's no last commit info."
 ENV EDC_LAST_COMMIT_INFO=$EDC_LAST_COMMIT_INFO_ARG
 
@@ -17,12 +27,6 @@ ENV EDC_BUILD_DATE=$EDC_BUILD_DATE_ARG
 # Optional JVM arguments, such as memory settings
 ARG JVM_ARGS=""
 
-# Install curl for healthcheck
-RUN apk add --no-cache curl
-
-# Create empty properties file to avoid errors when loading properties
-RUN touch /emtpy-properties-file.properties
-
 WORKDIR /app
 
 COPY --from=build /home/gradle/project/connector/build/libs/app.jar /app
@@ -40,4 +44,4 @@ COPY ./connector/.env /app/.env
 
 # Replaces ENV Var statements so they don't overwrite existing ENV Vars
 RUN sed -ri 's/^\s*(\S+)=(.*)$/\1=${\1:-"\2"}/' .env
-ENTRYPOINT bash -c 'set -a && source /app/.env && set +a && exec java -Djava.util.logging.config.file=/app/logging.properties $JVM_ARGS -jar app.jar'
+ENTRYPOINT set -a && source /app/.env && set +a && exec java -Djava.util.logging.config.file=/app/logging.properties $JVM_ARGS -jar app.jar