Launchd plist for tmpwatch via Brew on macOS

com.example.tmpwatch.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>com.example.tmpwatch</string>
    <key>ProgramArguments</key>
    <array>
        <string>/opt/homebrew/sbin/tmpwatch</string>
        <string>--mtime</string>
        <string>1440</string>
        <string>/Users/your_username_here/Downloads</string>
    </array>
    <key>StartInterval</key>
    <integer>86400</integer>
    <key>RunAtLoad</key>
    <true/>
</dict>
</plist>