chore(*): add conventional-github-releaser

Signed-off-by: Will Soto <willsoto@users.noreply.github.com>

Author: willsoto

package.json

@@ -19,6 +19,7 @@
     "@typescript-eslint/eslint-plugin": "1.2.0",
     "@willsoto/eslint-config-base": "1.4.2",
     "babel-jest": "24.0.0",
+    "conventional-github-releaser": "3.1.2",
     "eslint": "5.13.0",
     "eslint-config-prettier": "4.0.0",
     "husky": "1.3.1",
@@ -78,6 +79,7 @@
     "prerelease": "yarn build && yarn typings",
     "pretypings": "rimraf typings",
     "release": "standard-version --sign --message 'chore(release): %s [skip ci]'",
+    "postrelease": "conventional-github-releaser -p angular",
     "test": "jest",
     "typings": "tsc --project tsconfig.json --declaration --declarationDir typings --emitDeclarationOnly"
   },