chore: add prepare script and releases key to configure semantic-release

Author: emanuelgsouza

package.json

@@ -15,7 +15,8 @@
     "build:es6": "rollup --config",
     "build:standalone:es5": "STANDALONE=yes ENABLE_BABEL=yes rollup --config",
     "build:standalone:es6": "STANDALONE=yes rollup --config",
-    "test": "NODE_ENV='test' jest"
+    "test": "NODE_ENV='test' jest --silent",
+    "prepare": "npm run-script build"
   },
   "repository": {
     "type": "git",
@@ -52,5 +53,18 @@
   },
   "dependencies": {
     "qs": "^6.5.2"
+  },
+  "release": {
+    "branches": [
+      "master",
+      {
+        "name": "beta", 
+        "prerelease": true
+      },
+      {
+        "name": "alpha", 
+        "prerelease": true
+      }
+    ]
   }
 }