&& rm -rf /var/lib/apt/lists/*
# https://kubernetes.io/releases/
-RUN curl -s https://packages.cloud.google.com/apt/doc/apt-key.gpg | apt-key add - \
- && echo "deb https://apt.kubernetes.io/ kubernetes-xenial main" | tee -a /etc/apt/sources.list.d/kubernetes.list \
- && apt-get update && apt-get install -y kubectl=1.26.5-00
+RUN curl -fsSL https://pkgs.k8s.io/core:/stable:/v1.28/deb/Release.key | gpg --dearmor -o /etc/apt/keyrings/kubernetes-apt-keyring.gpg \
+ && echo 'deb [signed-by=/etc/apt/keyrings/kubernetes-apt-keyring.gpg] https://pkgs.k8s.io/core:/stable:/v1.28/deb/ /' | tee /etc/apt/sources.list.d/kubernetes.list \
+ && apt-get update && apt-get install -y kubectl=1.28.2-1.1
RUN curl https://get.helm.sh/helm-v2.17.0-linux-amd64.tar.gz --output helm-v2.17.0.tar.gz \
&& tar -zxvf helm-v2.17.0.tar.gz \