Shell Script for activating SSH Agents in ZSH Environment

ssh-agent.sh

#!/bin/zsh

SSH_HOME="${HOME}/.ssh"
keys=($SSH_HOME/*.pem)
    
# Check if SSH_AUTH_SOCK is not set or is not a socket file
if [ -z "$SSH_AUTH_SOCK" ] || [ ! -S "$SSH_AUTH_SOCK" ]; then
    eval "$(ssh-agent -s)"
    
    # Add SSH keys to agent
    for key in "${keys[@]}"; do
        ssh-add $key > /dev/null 2>&1
    done
fi