README.md

How to play with the tasks

1. follow the hints inside this readme file
2. some tasks require the code change, search for the keywords todo-, you will see the todo-2.1 todo-3.1 such things, then follow the hint and change the code.
3. if you stuck in some task, go to this change and find out what's the correct
4. you can also check out this commit to get a working version, git checkout 7e8389cf409017c607c1113029eb852d3950a1e8

Todolist Tasks:

1. add dependency of Express.js
   1. option 1: via npm install --save [package name]
   2. option 2: via modify the package.json and run npm install
2. implement and export a module function of create task, search for todo-2.1, todo-2.2
3. import the module function and use it, search for todo-3.1, todo-3.2
4. npm start
   1. to test the implementation, run npm test, if the unit test pass, then your implementation is correct,
   2. to test the api, run curl -d '{"task":"a new task"}' -H "Content-Type: application/json" -X POST http://localhost:3001, it will return an array include a new task
5. add custom command npm run hello
   1. you need to go to the package.json and under the script field, add a new command hello with the value node hellotechladies.js
   2. then try npm run hello, if success, you will see a hello TechLadies