Automate release process

Author: bcomnes

package.json

@@ -74,6 +74,7 @@
     "eslint-plugin-node": "^8.0.1",
     "eslint-plugin-prettier": "^3.0.1",
     "from2-string": "^1.1.0",
+    "gh-release": "^3.5.0",
     "npm-run-all": "^4.1.3",
     "nyc": "^13.3.0",
     "prettier": "^1.16.4",
@@ -102,13 +103,14 @@
     "build:webpack": "webpack",
     "ci": "run-s test build",
     "deptree": "depcruise --exclude '^node_modules' --output-type dot src | dot -T svg > site/dist/dependencygraph.svg",
-    "prepublishOnly": "npm run build:webpack",
+    "prepublishOnly": "npm run build:webpack && git push && git push --tags && gh-release",
     "report": "nyc report --reporter=text-lcov | coveralls",
     "test": "run-s test:*",
     "test:ava": "nyc --reporter=lcov ava --verbose && nyc report",
     "test:deps": "dependency-check ./package.json --entry \"src/**/!(*.test).js\" --unused --missing --no-dev --no-peer",
     "test:lint": "eslint src",
     "watch": "nyc --reporter=lcov ava --watch",
-    "clean": "rimraf dist coverage"
+    "clean": "rimraf dist coverage",
+    "version": "auto-changelog -p --template keepachangelog --breaking-pattern breaking --starting-commit v2.4.1 && git add CHANGELOG.md"
   }
 }