Consistency in formatting file names

Author: jasonjoh

tutorial/02-create-app.md

@@ -72,7 +72,7 @@ Before moving on, install some additional packages that you will use later:
     > npm install --global --production windows-build-tools
     > ```
 
-1. Update the application to use the `connect-flash` and `express-session` middleware. Open the `./app.js` file and add the following `require` statement to the top of the file.
+1. Update the application to use the `connect-flash` and `express-session` middleware. Open **./app.js** and add the following `require` statement to the top of the file.
 
     ```javascript
     const session = require('express-session');
@@ -88,21 +88,21 @@ Before moving on, install some additional packages that you will use later:
 
 In this section you will implement the UI for the app.
 
-1. Open the `./views/layout.hbs` file and replace the entire contents with the following code.
+1. Open **./views/layout.hbs** and replace the entire contents with the following code.
 
     :::code language="html" source="../demo/graph-tutorial/views/layout.hbs" id="LayoutSnippet":::
 
     This code adds [Bootstrap](http://getbootstrap.com/) for simple styling, and [Font Awesome](https://fontawesome.com/) for some simple icons. It also defines a global layout with a nav bar.
 
-1. Open `./public/stylesheets/style.css` and replace its entire contents with the following.
+1. Open **./public/stylesheets/style.css** and replace its entire contents with the following.
 
     :::code language="css" source="../demo/graph-tutorial/public/stylesheets/style.css":::
 
-1. Open the `./views/index.hbs` file and replace its contents with the following.
+1. Open **./views/index.hbs** and replace its contents with the following.
 
     :::code language="html" source="../demo/graph-tutorial/views/index.hbs" id="IndexSnippet":::
 
-1. Open the `./routes/index.js` file and replace the existing code with the following.
+1. Open **./routes/index.js** and replace the existing code with the following.
 
     :::code language="javascript" source="../demo/graph-tutorial/routes/index.js" id="IndexRouterSnippet" highlight="6-10":::
 

tutorial/04-add-aad-auth.md

@@ -2,30 +2,30 @@
 
 In this exercise you will extend the application from the previous exercise to support authentication with Azure AD. This is required to obtain the necessary OAuth access token to call the Microsoft Graph. In this step you will integrate the [msal-node](https://github.com/AzureAD/microsoft-authentication-library-for-js/tree/dev/lib/msal-node) library into the application.
 
-1. Create a new file named `.env` file in the root of your application, and add the following code.
+1. Create a new file named **.env** in the root of your application, and add the following code.
 
     :::code language="ini" source="../demo/graph-tutorial/example.env":::
 
     Replace `YOUR_APP_ID_HERE` with the application ID from the Application Registration Portal, and replace `YOUR_APP_SECRET_HERE` with the client secret you generated.
 
     > [!IMPORTANT]
-    > If you're using source control such as git, now would be a good time to exclude the `.env` file from source control to avoid inadvertently leaking your app ID and password.
+    > If you're using source control such as git, now would be a good time to exclude the **.env** file from source control to avoid inadvertently leaking your app ID and password.
 
-1. Open `./app.js` and add the following line to the top of the file to load the `.env` file.
+1. Open **./app.js** and add the following line to the top of the file to load the **.env** file.
 
     ```javascript
     require('dotenv').config();
     ```
 
 ## Implement sign-in
 
-1. Locate the line `var indexRouter = require('./routes/index');` in `./app.js`. Insert the following code **before** that line.
+1. Locate the line `var indexRouter = require('./routes/index');` in **./app.js**. Insert the following code **before** that line.
 
     :::code language="javascript" source="../demo/graph-tutorial/app.js" id="MsalInitSnippet":::
 
     This code initializes the msal-node library with the app ID and password for the app.
 
-1. Create a new file in the `./routes` directory named `auth.js` and add the following code.
+1. Create a new file in the **./routes** directory named **auth.js** and add the following code.
 
     ```javascript
     var router = require('express-promise-router')();
@@ -116,11 +116,11 @@ In this exercise you will extend the application from the previous exercise to s
 
     The `signin` route calls the `getAuthCodeUrl` function to generate the login URL, then redirects the browser to that URL.
 
-    The `callback` route is where Azure redirects after the signin is complete. The code calls the `acquireTokenByCode` function to exchange the authorization code for an access token. Once the token is obtained, it redirects back to the home page with the access token in the temporary error value. We'll use this to verify that our sign-in is working before moving on. Before we test, we need to configure the Express app to use the new router from `./routes/auth.js`.
+    The `callback` route is where Azure redirects after the signin is complete. The code calls the `acquireTokenByCode` function to exchange the authorization code for an access token. Once the token is obtained, it redirects back to the home page with the access token in the temporary error value. We'll use this to verify that our sign-in is working before moving on. Before we test, we need to configure the Express app to use the new router from **./routes/auth.js**.
 
     The `signout` method logs the user out and destroys the session.
 
-1. Open `./app.js` and insert the following code **before** the `var app = express();` line.
+1. Open **./app.js** and insert the following code **before** the `var app = express();` line.
 
     ```javascript
     var authRouter = require('./routes/auth');
@@ -136,7 +136,7 @@ Start the server and browse to `https://localhost:3000`. Click the sign-in butto
 
 ### Get user details
 
-1. Create a new file in the root of the project named `graph.js` and add the following code.
+1. Create a new file in the root of the project named **graph.js** and add the following code.
 
     ```javascript
     var graph = require('@microsoft/microsoft-graph-client');
@@ -170,7 +170,7 @@ Start the server and browse to `https://localhost:3000`. Click the sign-in butto
 
     This exports the `getUserDetails` function, which uses the Microsoft Graph SDK to call the `/me` endpoint and return the result.
 
-1. Open `/auth.js` and add the following `require` statements to the top of the file.
+1. Open **./routes/auth.js** and add the following `require` statements to the top of the file.
 
     ```javascript
     var graph = require('../graph');

tutorial/05-add-ms-graph.md

@@ -4,7 +4,7 @@ In this exercise you will incorporate Microsoft Graph into the application. For
 
 ## Get calendar events from Outlook
 
-1. Open `./graph.js` and add the following function inside `module.exports`.
+1. Open **./graph.js** and add the following function inside `module.exports`.
 
     :::code language="javascript" source="../demo/graph-tutorial/graph.js" id="GetCalendarViewSnippet":::
 
@@ -14,7 +14,7 @@ In this exercise you will incorporate Microsoft Graph into the application. For
     - The `select` method limits the fields returned for each events to just those the view will actually use.
     - The `orderby` method sorts the results by the date and time they were created, with the most recent item being first.
 
-1. Create a new file in the `./routes` directory named `calendar.js`, and add the following code.
+1. Create a new file in the **./routes** directory named **calendar.js**, and add the following code.
 
     ```javascript
     const router = require('express-promise-router')();
@@ -102,7 +102,7 @@ In this exercise you will incorporate Microsoft Graph into the application. For
     module.exports = router;
     ```
 
-1. Update `./app.js` to use this new route. Add the following line **before** the `var app = express();` line.
+1. Update **./app.js** to use this new route. Add the following line **before** the `var app = express();` line.
 
     ```javascript
     var calendarRouter = require('./routes/calendar');
@@ -120,19 +120,19 @@ In this exercise you will incorporate Microsoft Graph into the application. For
 
 Now you can add a view to display the results in a more user-friendly manner.
 
-1. Add the following code in `./app.js` **after** the `app.set('view engine', 'hbs');` line.
+1. Add the following code in **./app.js after** the `app.set('view engine', 'hbs');` line.
 
     :::code language="javascript" source="../demo/graph-tutorial/app.js" id="FormatDateSnippet":::
 
     This implements a [Handlebars helper](http://handlebarsjs.com/#helpers) to format the ISO 8601 date returned by Microsoft Graph into something more human-friendly.
 
-1. Create a new file in the `./views` directory named `calendar.hbs` and add the following code.
+1. Create a new file in the **./views** directory named **calendar.hbs** and add the following code.
 
     :::code language="html" source="../demo/graph-tutorial/views/calendar.hbs" id="LayoutSnippet":::
 
     That will loop through a collection of events and add a table row for each one.
 
-1. Now update the route in `./routes/calendar.js` to use this view. Replace the existing route with the following code.
+1. Now update the route in **./routes/calendar.js** to use this view. Replace the existing route with the following code.
 
     :::code language="javascript" source="../demo/graph-tutorial/routes/calendar.js" id="GetRouteSnippet" highlight="33-36,49,51-54,61":::