[readme] rename, add badges

README.md

@@ -0,0 +1,78 @@
+# buffer-equal <sup>[![Version Badge][npm-version-svg]][package-url]</sup>
+
+[![github actions][actions-image]][actions-url]
+[![coverage][codecov-image]][codecov-url]
+[![License][license-image]][license-url]
+[![Downloads][downloads-image]][downloads-url]
+
+[![npm badge][npm-badge-png]][package-url]
+
+Return whether two buffers are equal.
+
+## example
+
+``` js
+var bufferEqual = require('buffer-equal');
+
+console.dir(bufferEqual(
+    new Buffer([253,254,255]),
+    new Buffer([253,254,255])
+));
+console.dir(bufferEqual(
+    new Buffer('abc'),
+    new Buffer('abcd')
+));
+console.dir(bufferEqual(
+    new Buffer('abc'),
+    'abc'
+));
+```
+
+output:
+
+```js
+true
+false
+undefined
+```
+
+## methods
+
+```js
+var bufferEqual = require('buffer-equal');
+```
+
+bufferEqual(a, b)
+-----------------
+
+Return whether the two buffers `a` and `b` are equal.
+
+If `a` or `b` is not a buffer, return `undefined`.
+
+## install
+
+With [npm](http://npmjs.org) do:
+
+```
+npm install buffer-equal
+```
+
+## license
+
+MIT
+
+[package-url]: https://npmjs.org/package/buffer-equal
+[npm-version-svg]: https://versionbadg.es/inspect-js/buffer-equal.svg
+[deps-svg]: https://david-dm.org/inspect-js/buffer-equal.svg
+[deps-url]: https://david-dm.org/inspect-js/buffer-equal
+[dev-deps-svg]: https://david-dm.org/inspect-js/buffer-equal/dev-status.svg
+[dev-deps-url]: https://david-dm.org/inspect-js/buffer-equal#info=devDependencies
+[npm-badge-png]: https://nodei.co/npm/buffer-equal.png?downloads=true&stars=true
+[license-image]: https://img.shields.io/npm/l/buffer-equal.svg
+[license-url]: LICENSE
+[downloads-image]: https://img.shields.io/npm/dm/buffer-equal.svg
+[downloads-url]: https://npm-stat.com/charts.html?package=buffer-equal
+[codecov-image]: https://codecov.io/gh/inspect-js/buffer-equal/branch/main/graphs/badge.svg
+[codecov-url]: https://app.codecov.io/gh/inspect-js/buffer-equal/
+[actions-image]: https://img.shields.io/endpoint?url=https://github-actions-badge-u3jn4tfpocch.runkit.sh/inspect-js/buffer-equal
+[actions-url]: https://github.com/inspect-js/buffer-equal/actions