chore: add size-limit and add semantic-relase to README

Author: rxmarbles

.gitignore

@@ -32,3 +32,6 @@ node_modules
 # Build files
 dist
 Changelog.md
+
+# NPM files
+*lock.json

README.md

@@ -3,6 +3,7 @@ JavaScript implementation of the "accept" attribute for HTML5 `<input type="file
 
 [![Build Status](https://travis-ci.org/okonet/attr-accept.svg?branch=master)](https://travis-ci.org/okonet/attr-accept)
 [![npm version](https://badge.fury.io/js/attr-accept.svg)](https://badge.fury.io/js/attr-accept)
+[![semantic-release](https://img.shields.io/badge/%20%20%F0%9F%93%A6%F0%9F%9A%80-semantic--release-e10079.svg)](https://github.com/semantic-release/semantic-release)
 
 See https://developer.mozilla.org/en-US/docs/Web/HTML/Element/Input#Attributes for more information.
 

package.json

@@ -10,7 +10,9 @@
     "test": "mocha --compilers js:babel-core/register --recursive",
     "test:watch": "npm test -- --watch",
     "lint": "eslint src/ test/",
-    "precommit": "lint-staged"
+    "precommit": "lint-staged",
+    "size": "size-limit",
+    "size:why": "size-limit --why"
   },
   "repository": {
     "type": "git",
@@ -22,7 +24,7 @@
     "tag",
     "attribute",
     "attr",
-    "accpet",
+    "accept",
     "file"
   ],
   "author": "Andrey Okonetchnikov @okonetchnikov",
@@ -55,6 +57,7 @@
     "lint-staged": "^4.1.3",
     "mocha": "^3.5.0",
     "prettier": "^1.6.1",
+    "size-limit": "^0.14.0",
     "webpack": "^3.5.5"
   },
   "engines": {
@@ -70,5 +73,11 @@
       "eslint --fix",
       "git add"
     ]
-  }
+  },
+  "size-limit": [
+    {
+      "path": "dist/index.js",
+      "limit": "2 KB"
+    }
+  ]
 }