Install `kubectl` to Amazon EC2 Linux

install-kubectl.sh

# 1. Get the latest kubectl version:
curl -LO "https://dl.k8s.io/release/$(curl -L -s https://dl.k8s.io/release/stable.txt)/bin/linux/amd64/kubectl"

# 2. Get checksum
curl -LO "https://dl.k8s.io/$(curl -L -s https://dl.k8s.io/release/stable.txt)/bin/linux/amd64/kubectl.sha256"

# 3. Validate
echo "$(<kubectl.sha256)  kubectl" | sha256sum --check
# should output: “kubectl: OK”

# 4. Insall
sudo install -o root -g root -m 0755 kubectl /usr/local/bin/kubectl

# 5. Verify
kubectl version --client --output=yaml
# clientVersion:
#  buildDate: "2022-08-23T17:44:59Z"
#  compiler: gc
#  … etc.