Merge branch 'feature/typescript-support' of https://github.com/shelfio/jest-dynamodb into feature/typescript-support

Author: harazdovskiy

package.json

@@ -26,6 +26,7 @@
     "coverage": "jest --coverage",
     "lint": "eslint . --ext .js,.ts,.json --fix",
     "lint:ci": "eslint . --ext .js,.ts,.json",
+    "prepack": "yarn build",
     "test": "export ENVIRONMENT=local && jest tests",
     "type-check": "tsc --noEmit",
     "type-check:watch": "npm run type-check -- --watch"