ARG ALPINE_VERSION=3
FROM alpine:$ALPINE_VERSION

RUN addgroup -g 1000 user \
  && adduser \
  --disabled-password \
  --gecos "" \
  --ingroup "user" \
  --uid 1000 \
  "user"

RUN apk add --update --no-cache \
  ca-certificates \
  curl \
  bash \
  tar \
  jq \
  git \
  openssh-client

ARG HELM_VERSION=3.10.0
RUN curl -sSL https://get.helm.sh/helm-v${HELM_VERSION}-linux-amd64.tar.gz | tar xz \
  && cp linux-amd64/helm /usr/local/bin/helm

USER 1000
COPY entrypoint.sh /
ENTRYPOINT ["/entrypoint.sh"]