A helper to run the homebrew updater

gistfile1.xml

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE plist PUBLIC "-//Apple Computer//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
<plist version="1.0">
<dict>
	<key>Label</key>
	<string>com.zerowidth.launched.homebrew_updater</string>
	<key>ProgramArguments</key>
	<array>
		<string>sh</string>
		<string>-c</string>
		<string>brew update &gt; /dev/null 2&gt;&amp;1 &amp;&amp; brew outdated | terminal-notifier -sound default -group homebrew_notifier -activate com.apple.Terminal -subtitle $'Homebrew updates available! \xF0\x9f\x8d\xba'</string>
	</array>
	<key>StartCalendarInterval</key>
	<array>
		<dict>
			<key>Hour</key>
			<integer>9</integer>
			<key>Weekday</key>
			<integer>1</integer>
		</dict>
		<dict>
			<key>Hour</key>
			<integer>9</integer>
			<key>Weekday</key>
			<integer>2</integer>
		</dict>
		<dict>
			<key>Hour</key>
			<integer>9</integer>
			<key>Weekday</key>
			<integer>3</integer>
		</dict>
		<dict>
			<key>Hour</key>
			<integer>9</integer>
			<key>Weekday</key>
			<integer>4</integer>
		</dict>
		<dict>
			<key>Hour</key>
			<integer>9</integer>
			<key>Weekday</key>
			<integer>5</integer>
		</dict>
	</array>
</dict>
</plist>