Index: frontend/node_modules/is-potential-custom-element-name/README.md
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+# is-potential-custom-element-name [![Build status](https://travis-ci.org/mathiasbynens/is-potential-custom-element-name.svg?branch=master)](https://travis-ci.org/mathiasbynens/is-potential-custom-element-name)
+
+_is-potential-custom-element-name_ checks whether a given string matches [the `PotentialCustomElementName` production](https://html.spec.whatwg.org/multipage/scripting.html#prod-potentialcustomelementname) as defined in the HTML Standard.
+
+## Installation
+
+To use _is-potential-custom-element-name_ programmatically, install it as a dependency via [npm](https://www.npmjs.com/):
+
+```bash
+$ npm install is-potential-custom-element-name
+```
+
+Then, `require` it:
+
+```js
+const isPotentialCustomElementName = require('is-potential-custom-element-name');
+```
+
+## Usage
+
+```js
+isPotentialCustomElementName('foo-bar');
+// → true
+isPotentialCustomElementName('Foo-bar');
+// → false
+isPotentialCustomElementName('baz-©');
+// → false
+isPotentialCustomElementName('annotation-xml');
+// → true
+```
+
+## Author
+
+| [![twitter/mathias](https://gravatar.com/avatar/24e08a9ea84deb17ae121074d0f17125?s=70)](https://twitter.com/mathias "Follow @mathias on Twitter") |
+|---|
+| [Mathias Bynens](https://mathiasbynens.be/) |
+
+## License
+
+_is-potential-custom-element-name_ is available under the [MIT](https://mths.be/mit) license.