Few more well-known JS library headers
<match value="/* Prototype JavaScript " type="string" offset="0"/>
<match value="var Prototype={" type="string" offset="0"/>
<match value="function $w(t){" type="string" offset="0"/>
+ <!-- React -->
+ <match value="/** @license React" type="string" offset="0"/>
+ <match value="/**" type="string" offset="0">
+ <match value="* React " offset="4:8"/>
+ </match>
</magic>
</mime-type>
