FROM alpine

ARG HELM_VERSION=3.2.1
ARG KUBECTL_VERSION=1.17.5

# Determine architecture
RUN case `uname -m` in \
    x86_64) ARCH=amd64 ;; \
    armv7l) ARCH=arm ;; \
    aarch64) ARCH=arm64 ;; \
    ppc64le) ARCH=ppc64le ;; \
    s390x) ARCH=s390x ;; \
    *) echo "Unsupported arch" && exit 1 ;; \
    esac && echo "ARCH=$ARCH" > /envfile

# Install Helm and kubectl
RUN . /envfile && \
    apk add --no-cache curl ca-certificates bash && \
    curl -sL https://get.helm.sh/helm-v${HELM_VERSION}-linux-${ARCH}.tar.gz | tar -xz && \
    mv linux-${ARCH}/helm /usr/bin/helm && chmod +x /usr/bin/helm && rm -rf linux-${ARCH} && \
    curl -sLO https://dl.k8s.io/release/v${KUBECTL_VERSION}/bin/linux/${ARCH}/kubectl && \
    mv kubectl /usr/bin/kubectl && chmod +x /usr/bin/kubectl

# Install Node.js
RUN apt-get update && apt-get install -y nodejs npm

WORKDIR /apps