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				@ -32,9 +32,19 @@ unzip_safe() {
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				}
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				install() {
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				  # Get ARCH to fetch the correct binary for arm64 or amd64
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				  ARCH=$(uname -m)
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				  if [ "$${ARCH}" = "x86_64" ]; then
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				    ARCH="amd64"
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				  elif [ "$${ARCH}" = "aarch64" ]; then
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				    ARCH="arm64"
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				  else
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				    printf "Unsupported architecture: $${ARCH}\n"
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				    return 1
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				  fi
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				  # Fetch the latest version of Vault if INSTALL_VERSION is 'latest'
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				  if [ "$${INSTALL_VERSION}" = "latest" ]; then
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				    LATEST_VERSION=$(curl -s https://releases.hashicorp.com/vault/ | grep -v '-rc' | grep -oP 'vault/\K[0-9]+\.[0-9]+\.[0-9]+' | sort -V | tail -n 1)
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				    LATEST_VERSION=$(curl -s https://releases.hashicorp.com/vault/ | grep -v 'rc' | grep -oE 'vault/[0-9]+\.[0-9]+\.[0-9]+' | sed 's/vault\///' | sort -V | tail -n 1)
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				    printf "Latest version of Vault is %s.\n\n" "$${LATEST_VERSION}"
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				    if [ -z "$${LATEST_VERSION}" ]; then
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				      printf "Failed to determine the latest Vault version.\n"
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				@ -60,7 +70,7 @@ install() {
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				    else
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				      printf "Upgrading Vault CLI from version %s to %s ...\n\n" "$${CURRENT_VERSION}" "${INSTALL_VERSION}"
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				    fi
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				    fetch vault.zip "https://releases.hashicorp.com/vault/$${INSTALL_VERSION}/vault_$${INSTALL_VERSION}_linux_amd64.zip"
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				    fetch vault.zip "https://releases.hashicorp.com/vault/$${INSTALL_VERSION}/vault_$${INSTALL_VERSION}_linux_$${ARCH}.zip"
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				    if [ $? -ne 0 ]; then
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				      printf "Failed to download Vault.\n"
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				      return 1
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