agent.plist

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
<plist version="1.0">
<dict>
    <key>Label</key>
    <string>engineer.bored.go-launchd</string>
    <key>Program</key>
    <string>/tmp/agent</string>
    <key>StandardOutPath</key>
    <string>/tmp/agent.stdout</string>
    <key>StandardErrorPath</key>
    <string>/tmp/agent.stderr</string>
    <key>Sockets</key>
    <dict>
        <key>Listeners</key>
        <dict>
            <key>SockServiceName</key>
            <string>1337</string>
            <key>SockType</key>
            <string>stream</string>
            <key>SockFamily</key>
            <string>IPv4</string>
        </dict>
    </dict>
</dict>
</plist>