use ubi9 as base image

Signed-off-by: clyang82 <[email protected]>

Author: clyang82

agent/Dockerfile

@@ -12,7 +12,7 @@ COPY ./pkg/ ./pkg/
 RUN go build -o bin/agent ./agent/cmd/agent/main.go
 
 # Stage 2: Copy the binaries from the image builder to the base image
-FROM registry.access.redhat.com/ubi8/ubi-minimal:latest
+FROM registry.access.redhat.com/ubi9/ubi-minimal:latest
 ENV USER_UID=1001
 ENV USER_NAME=agent
 
@@ -22,8 +22,7 @@ COPY --from=builder /workspace/bin/agent /usr/local/bin/agent
 COPY ./agent/scripts/user_setup /usr/local/scripts/user_setup
 RUN  /usr/local/scripts/user_setup
 
-RUN microdnf update && \
-    microdnf clean all
+RUN microdnf update -y && microdnf clean all
 
 USER ${USER_UID}
 ENTRYPOINT ["/usr/local/bin/agent"]

manager/Dockerfile

@@ -12,7 +12,7 @@ COPY ./pkg/ ./pkg/
 RUN go build -o bin/manager ./manager/cmd/manager/main.go
 
 # Stage 2: Copy the binaries from the image builder to the base image
-FROM registry.access.redhat.com/ubi8/ubi-minimal:latest
+FROM registry.access.redhat.com/ubi9/ubi-minimal:latest
 ENV USER_UID=1001
 ENV USER_NAME=manager
 
@@ -22,8 +22,7 @@ COPY --from=builder /workspace/bin/manager /usr/local/bin/manager
 COPY ./manager/scripts/user_setup /usr/local/scripts/user_setup
 RUN  /usr/local/scripts/user_setup
 
-RUN microdnf update && \
-    microdnf clean all
+RUN microdnf update -y && microdnf clean all
 
 USER ${USER_UID}
 ENTRYPOINT ["/usr/local/bin/manager"]

operator/Dockerfile

@@ -12,7 +12,7 @@ COPY ./pkg ./pkg
 RUN CGO_ENABLED=0 go build -a -installsuffix cgo -o bin/multicluster-global-hub-operator operator/main.go
 
 # Stage 2: Copy the binaries from the image builder to the base image
-FROM registry.access.redhat.com/ubi8/ubi-minimal:latest
+FROM registry.access.redhat.com/ubi9/ubi-minimal:latest
 
 ENV OPERATOR=/usr/local/bin/multicluster-global-hub-operator \
     USER_UID=1001 \
@@ -21,8 +21,7 @@ ENV OPERATOR=/usr/local/bin/multicluster-global-hub-operator \
 # install operator binary
 COPY --from=builder /workspace/bin/multicluster-global-hub-operator ${OPERATOR}
 
-RUN microdnf update && \
-    microdnf clean all
+RUN microdnf update -y && microdnf clean all
 
 USER ${USER_UID}
 ENTRYPOINT ["/usr/local/bin/multicluster-global-hub-operator"]