message: feat(types): add TS declarations to package.json. Fixes
diff: "description": "A wrapper for the Ruby version of Pact to work within Node",
  "main": "./src/index.js",
  "homepage": "https://github.com/pact-foundation/pact-node#readme",
  + "types": "./src/index.d.ts",
  "bin": {
  "pact": "./bin/pact-cli.js"
  },
  