feat: Add multi-arch

Author: Daniel Campos Olivares

add-cluster/Dockerfile

@@ -1,9 +1,21 @@
-FROM bitnami/kubectl:1.24
+FROM docker.io/bitnami/minideb:bullseye
+
+ARG VERSION="1.25.3"
+
+LABEL org.opencontainers.image.authors="https://twitter.com/devcamposol" \
+      org.opencontainers.image.description="Multiarch image for adding cluster to CodeFresh" \
+      org.opencontainers.image.title="codefresh-add-cluster"
+
+RUN apt-get update && \
+    apt-get install -y ca-certificates curl && \
+    curl -fsSLo /usr/share/keyrings/kubernetes-archive-keyring.gpg https://packages.cloud.google.com/apt/doc/apt-key.gpg && \
+    echo "deb [signed-by=/usr/share/keyrings/kubernetes-archive-keyring.gpg] https://apt.kubernetes.io/ kubernetes-xenial main" | tee /etc/apt/sources.list.d/kubernetes.list && \
+    apt-get update && \
+    apt-get install -y kubectl
 
 WORKDIR /src
 
 COPY add-cluster.sh .
 
-CMD [ "./add-cluster.sh" ]
-
+CMD [ "./add-cluster.sh"]
 ENTRYPOINT [ "bash" ]