Improve the alt description of images

FAQ.md

@@ -13,7 +13,7 @@
 
 ## 1. How can I disable the _login_ alert box?
 
-![sso-alert](https://user-images.githubusercontent.com/5055789/198689762-8f3459a7-fdde-4c14-a13b-68933ef675e6.png)
+![Screenshot of the SSO alert box](https://user-images.githubusercontent.com/5055789/198689762-8f3459a7-fdde-4c14-a13b-68933ef675e6.png)
 
 Under the hood, Auth0.swift uses `ASWebAuthenticationSession` by default to perform web-based authentication, which is the [API provided by Apple](https://developer.apple.com/documentation/authenticationservices/aswebauthenticationsession) for such purpose.
 
@@ -65,7 +65,7 @@ If you choose to use the `SFSafariViewController` Web Auth provider, you need to
 
 In Xcode, go to the **Info** tab of your app target settings. In the **URL Types** section, click the **＋** button to add a new entry. There, enter `auth0` into the **Identifier** field and `$(PRODUCT_BUNDLE_IDENTIFIER)` into the **URL Schemes** field.
 
-![url-scheme](https://user-images.githubusercontent.com/5055789/198689930-15f12179-15df-437e-ba50-dec26dbfb21f.png)
+![Screenshot of the URL Types section inside the app target settings](https://user-images.githubusercontent.com/5055789/198689930-15f12179-15df-437e-ba50-dec26dbfb21f.png)
 
 This registers your bundle identifier as a custom URL scheme, so the callback URL can reach your app.
 
@@ -111,7 +111,7 @@ SomeView()
 
 ## 2. How can I disable the _logout_ alert box?
 
-![sso-alert](https://user-images.githubusercontent.com/5055789/198689762-8f3459a7-fdde-4c14-a13b-68933ef675e6.png)
+![Screenshot of the SSO alert box](https://user-images.githubusercontent.com/5055789/198689762-8f3459a7-fdde-4c14-a13b-68933ef675e6.png)
 
 Since `clearSession(federated:)` needs to use `ASWebAuthenticationSession` as well to clear the shared session cookie, the same alert box will be displayed. 
 

README.md

@@ -173,15 +173,15 @@ com.example.MyApp://example.us.auth0.com/ios/com.example.MyApp/callback
 
 Scroll to the end of the settings page of your Auth0 application and open **Advanced Settings > Device Settings**. In the **iOS** section, set **Team ID** to [your Apple Team ID](https://developer.apple.com/help/account/manage-your-team/locate-your-team-id/), and **App ID** to your app's bundle identifier.
 
-![device-settings](https://github.com/auth0/Auth0.swift/assets/5055789/7eb5f6a2-7cc7-4c70-acf3-633fd72dc506)
+![Screenshot of the iOS section inside the Auth0 application settings](https://github.com/auth0/Auth0.swift/assets/5055789/7eb5f6a2-7cc7-4c70-acf3-633fd72dc506)
 
 This will add your app to your Auth0 tenant's `apple-app-site-association` file.
 
 ##### Add the associated domain capability
 
 In Xcode, go to the **Signing and Capabilities** [tab](https://developer.apple.com/documentation/xcode/adding-capabilities-to-your-app#Add-a-capability) of your app target settings, and press the **+ Capability** button. Then select **Associated Domains**.
 
-![capabilities](https://github.com/auth0/Auth0.swift/assets/5055789/3f7b0a70-c36c-46bf-9441-29f98724204a)
+![Screenshot of the capabilities library inside Xcode](https://github.com/auth0/Auth0.swift/assets/5055789/3f7b0a70-c36c-46bf-9441-29f98724204a)
 
 Next, add the following [entry](https://developer.apple.com/documentation/xcode/configuring-an-associated-domain#Define-a-service-and-its-associated-domain) under **Associated Domains**:
 
@@ -315,7 +315,7 @@ Auth0
 
 ### SSO alert box (iOS / macOS)
 
-![sso-alert](https://user-images.githubusercontent.com/5055789/198689762-8f3459a7-fdde-4c14-a13b-68933ef675e6.png)
+![Screenshot of the SSO alert box](https://user-images.githubusercontent.com/5055789/198689762-8f3459a7-fdde-4c14-a13b-68933ef675e6.png)
 
 Check the [FAQ](FAQ.md) for more information about the alert box that pops up **by default** when using Web Auth.