> For the complete documentation index, see [llms.txt](https://feathersjs-mongoose.gitbook.io/feathers-mongoose-casl/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://feathersjs-mongoose.gitbook.io/feathers-mongoose-casl/docs/start-new-project-1/install-dependency.md).

# Swagger, Logger, BodyParser

#### 1-install dependency

```
npm i feathers-swagger feathers-logger body-parser --save
```

#### 2- Add to src/app.js

{% tabs %}
{% tab title=" src/app.js" %}

```javascript
// 1 - Add this requires 
const bodyParser = require('body-parser');
const swagger = require('feathers-swagger');
const feathersLogger = require('feathers-logger');

// const app = express(feathers());
// 2 - add this lines after const app = express(feathers()):

app.configure(feathersLogger(logger));
app.use(bodyParser.json({limit: '10mb'}));
app.use(bodyParser.urlencoded({limit: '10mb', extended: true }));
// Swagger
if(process.env.NODE_ENV !== 'production'){
  app.configure(swagger({
    docsPath: '/docs',
    uiIndex: true, //path.join(__dirname, 'docs.html'),
    info: {
      title: 'feathersjs-server docs',
      description: 'feathersjs-server api'
    }
  }));
}

```

{% endtab %}

{% tab title=" src/app.js reulst" %}

```javascript
const path = require('path');
const favicon = require('serve-favicon');
const compress = require('compression');
const helmet = require('helmet');
const cors = require('cors');
const logger = require('./logger');

const feathers = require('@feathersjs/feathers');
const configuration = require('@feathersjs/configuration');
const express = require('@feathersjs/express');
const socketio = require('@feathersjs/socketio');
const {authentication} = require('feathers-mongoose-casl');

const middleware = require('./middleware');

const services = require('./services');
const appHooks = require('./app.hooks');
const channels = require('./channels');

const mongoose = require('./mongoose');
const bodyParser = require('body-parser');
const swagger = require('feathers-swagger');
var feathersLogger = require('feathers-logger');

const app = express(feathers());

app.configure(feathersLogger(logger));
app.use(bodyParser.json({limit: '10mb'}));
app.use(bodyParser.urlencoded({limit: '10mb', extended: true }));
// Swagger
app.configure(swagger({
  docsPath: '/docs',
  uiIndex: true, //path.join(__dirname, 'docs.html'),
  info: {
    title: 'feathersjs-server docs',
    description: 'feathersjs-server api'
  }   
}));

// Load app configuration
app.configure(configuration());
// Enable security, CORS, compression, favicon and body parsing
app.use(helmet());
app.use(cors());
app.use(compress());
app.use(express.json());
app.use(express.urlencoded({ extended: true }));
app.use(favicon(path.join(app.get('public'), 'favicon.ico')));

// Host the public folder
app.use('/', express.static(app.get('public')));

// Set up Plugins and providers
app.configure(express.rest());
app.configure(socketio());

app.configure(mongoose);

// Configure other middleware (see `middleware/index.js`)
app.configure(middleware);
app.configure(authentication);
// Set up our services (see `services/index.js`)
app.configure(services);
// Set up event channels (see channels.js)
app.configure(channels);

// Configure a middleware for 404s and the error handler
app.use(express.notFound());
app.use(express.errorHandler({ logger }));

app.hooks(appHooks);

module.exports = app;

```

{% endtab %}
{% endtabs %}

```
git add .
git commit -m "add bodyParser to handle files, swagger and feathersLogger"
```