Add Asana to the list of supported providers

src/OpenIddict.Client.WebIntegration/OpenIddictClientWebIntegrationHandlers.Discovery.cs

@@ -110,7 +110,7 @@ public static partial class OpenIddictClientWebIntegrationHandlers
                     context.Configuration.GrantTypesSupported.Add(GrantTypes.Implicit);
                 }
 
-                else if (context.Registration.ProviderName is Providers.Slack)
+                else if (context.Registration.ProviderName is Providers.Asana or Providers.Slack)
                 {
                     context.Configuration.GrantTypesSupported.Add(GrantTypes.RefreshToken);
                 }

src/OpenIddict.Client.WebIntegration/OpenIddictClientWebIntegrationHandlers.cs

@@ -388,7 +388,8 @@ public static partial class OpenIddictClientWebIntegrationHandlers
 
             context.DisableBackchannelIdentityTokenNonceValidation = context.Registration.ProviderName switch
             {
-                Providers.Dropbox => true, // Dropbox doesn't include the nonce in the identity tokens.
+                // These providers don't include the nonce in their identity tokens:
+                Providers.Asana or Providers.Dropbox => true,
 
                 _ => context.DisableBackchannelIdentityTokenNonceValidation
             };

src/OpenIddict.Client.WebIntegration/OpenIddictClientWebIntegrationProviders.xml

@@ -74,6 +74,18 @@
              Description="The team ID associated with the developer account" />
   </Provider>
 
+  <!--
+                                                  ▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄
+                                                  █ ▄▄▀██ ▄▄▄ █ ▄▄▀██ ▀██ █ ▄▄▀██
+                                                  █ ▀▀ ██▄▄▄▀▀█ ▀▀ ██ █ █ █ ▀▀ ██
+                                                  █ ██ ██ ▀▀▀ █ ██ ██ ██▄ █ ██ ██
+                                                  ▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀
+  -->
+
+  <Provider Name="Asana" Documentation="https://developers.asana.com/docs/openid-connect">
+    <Environment Issuer="https://app.asana.com/api/1.0" />
+  </Provider>
+
   <!--
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                                         ██ ▄▄▀█▄ ▄█▄▄ ▄▄██ ▄▄▀██ ██ ██ ▄▄▀██ █▀▄██ ▄▄▄█▄▄ ▄▄██