docker-compose up --build

App will run on localhost:3000. Port can be changed by setting PORT env variable.

Endpoint:

POST /

Request Headers:

Accept: application/json

Request Payload:

{
   "url": "http://ya.ru"
}

"url" must a valid URL string.

Response Body:

{
    "shortLink": "http://localhost:3000/53J"
}

http://localhost:3000 could be set manually by changing BASE_URL environment variable.

Visit http://localhost:3000/53J and you will be redirected to "http://ya.ru".

If Accept: application/json headers are set, you will get JSON:

{
    "url": "http://ya.ru"
}