feat(api): decouple api from curriculum (#40703)

api-server/server/index.js

@@ -1,100 +0,0 @@
-const path = require('path');
-require('dotenv').config({ path: path.resolve(__dirname, '../../.env') });
-
-const _ = require('lodash');
-const Rx = require('rx');
-const loopback = require('loopback');
-const boot = require('loopback-boot');
-const createDebugger = require('debug');
-const morgan = require('morgan');
-const Sentry = require('@sentry/node');
-
-const { sentry } = require('../../config/secrets');
-const { setupPassport } = require('./component-passport');
-
-const log = createDebugger('fcc:server');
-const reqLogFormat = ':date[iso] :status :method :response-time ms - :url';
-
-// force logger to always output
-// this may be brittle
-log.enabled = true;
-
-if (sentry.dns === 'dsn_from_sentry_dashboard') {
-  log('Sentry reporting disabled unless DSN is provided.');
-} else {
-  Sentry.init({
-    dsn: sentry.dns
-  });
-  log('Sentry initialized');
-}
-
-Rx.config.longStackSupport = process.env.NODE_DEBUG !== 'production';
-const app = loopback();
-
-app.set('state namespace', '__fcc__');
-app.set('port', process.env.PORT || 3000);
-app.set('views', path.join(__dirname, 'views'));
-app.set('view engine', 'jade');
-app.use(loopback.token());
-app.use(
-  morgan(reqLogFormat, { stream: { write: msg => log(_.split(msg, '\n')[0]) } })
-);
-app.disable('x-powered-by');
-
-const createLogOnce = () => {
-  let called = false;
-  return str => {
-    if (called) {
-      return null;
-    }
-    called = true;
-    return log(str);
-  };
-};
-const logOnce = createLogOnce();
-
-boot(app, __dirname, err => {
-  if (err) {
-    // rethrowing the error here because any error thrown in the boot stage
-    // is silent
-    logOnce('The below error was thrown in the boot stage');
-    throw err;
-  }
-});
-
-setupPassport(app);
-
-const { db } = app.datasources;
-db.on('connected', _.once(() => log('db connected')));
-app.start = _.once(function() {
-  const server = app.listen(app.get('port'), function() {
-    app.emit('started');
-    log(
-      'freeCodeCamp server listening on port %d in %s',
-      app.get('port'),
-      app.get('env')
-    );
-    log(`connecting to db at ${db.settings.url}`);
-  });
-
-  process.on('SIGINT', () => {
-    log('Shutting down server');
-    server.close(() => {
-      log('Server is closed');
-    });
-    log('closing db connection');
-    db.disconnect().then(() => {
-      log('DB connection closed');
-      // exit process
-      // this may close kept alive sockets
-      // eslint-disable-next-line no-process-exit
-      process.exit(0);
-    });
-  });
-});
-
-module.exports = app;
-
-if (require.main === module) {
-  app.start();
-}