http_server.js

// add http server
// -----------------------
// YOUR CODE

var low     = require('lowdb');
var fs      = require('lowdb/adapters/FileSync');
var adapter = new fs('db.json');
var db      = low(adapter);

// configure express to serve static files from public directory
// ------------------------------------------------------------------
// YOUR CODE

// init the data store
db.defaults({ posts: []}).write();

// list posts
app.get('/data', function(req, res){     

    // YOUR CODE

});

// ----------------------------------------------------
// add post - test using:
//      curl http://localhost:3000/posts/ping/1/false
// ----------------------------------------------------
app.get('/posts/:title/:id/:published', function(req, res){

    // YOUR CODE

});

// ----------------------------------------------------
// filter by published state - test using:
//      curl http://localhost:3000/published/true
// ----------------------------------------------------
app.get('/published/:boolean', function(req, res){

    // YOUR CODE

});

// ----------------------------------------------------
// update published value - test using:
//      curl http://localhost:3000/published/1/true
// ----------------------------------------------------
app.get('/published/:id/:boolean', function(req, res){

    // YOUR CODE

});

// ----------------------------------------------------
// delete entry by id - test using:
//      curl http://localhost:3000/delete/5
// ----------------------------------------------------
app.get('/delete/:id/', function(req, res){

    // YOUR CODE

});

// start server
// -----------------------
// YOUR CODE