JWT, Json patch and sharp example in Node

Hi All. This is a webservice with three endpoints:

• host: localhost
• port: 8000

endpoints:

• POST /login : include any username/password (in json body) to get a JWT. Sample request body: {username: any, password : any}

• POST /apply_json_patch : send a JSON and a patch object and get the patched result back. Include the JWT recieved earlier. Sample request body: {theObject : theObject, thePatch : thePatch}

• POST /create_thumbnail : send a url of a public photo to get back a 50x50 thumbnail. Include the JWT recieved earlier. Sample request body: {url: publicImageUrl} (use this subject for most aesthetic results; https://www.google.co.in/search?q=emma+watson&tbm=isch)

• GET /metrics: Monitor the application. Use Admin Login. {username:admin , password:admin}

Installation Instructions.

1. Clone this repository and run npm i.
2. Configure port by setting PORT_NUM and logging levels by setting LOG_LEVEL environment variables. (optional)
3. Provide Admin credentials as ADMIN_USER and ADMIN_PASS env variables. (optional)
4. Run npm test to run tests and npm start to start the server.

Additional info.

1. Run docker build -t coderkant/jwt_node . to build docker image.
2. Run the image using docker run -p PORT_OF_CHOICE:8000 -d coderkant/jwt_node