fix(signinup): several issues (#12698)

- Fixed an issue where you have invitations in your available workspaces
for signup.
- Corrected the URL display in the browser when hovering over the twenty
logo on the sign-in/up form.
- The workspace list is now displayed when you are logged into the
default domain.

packages/twenty-server/src/engine/core-modules/user-workspace/user-workspace.service.ts

@@ -406,23 +406,24 @@ export class UserWorkspaceService extends TypeOrmQueryService<UserWorkspace> {
       displayName: workspace.displayName,
       workspaceUrls: this.domainManagerService.getWorkspaceUrls(workspace),
       logo: workspace.logo,
-      sso: workspace.workspaceSSOIdentityProviders.reduce(
-        (acc, identityProvider) =>
-          acc.concat(
-            identityProvider.status === 'Inactive'
-              ? []
-              : [
-                  {
-                    id: identityProvider.id,
-                    name: identityProvider.name,
-                    issuer: identityProvider.issuer,
-                    type: identityProvider.type,
-                    status: identityProvider.status,
-                  },
-                ],
-          ),
-        [] as AvailableWorkspace['sso'],
-      ),
+      sso:
+        workspace.workspaceSSOIdentityProviders?.reduce(
+          (acc, identityProvider) =>
+            acc.concat(
+              identityProvider.status === 'Inactive'
+                ? []
+                : [
+                    {
+                      id: identityProvider.id,
+                      name: identityProvider.name,
+                      issuer: identityProvider.issuer,
+                      type: identityProvider.type,
+                      status: identityProvider.status,
+                    },
+                  ],
+            ),
+          [] as AvailableWorkspace['sso'],
+        ) ?? [],
     };
   }
 
@@ -446,7 +447,12 @@ export class UserWorkspaceService extends TypeOrmQueryService<UserWorkspace> {
           ({ workspace, appToken }) => {
             return {
               ...this.castWorkspaceToAvailableWorkspace(workspace),
-              ...(appToken ? { personalInviteToken: appToken.value } : {}),
+              ...(appToken
+                ? {
+                    personalInviteToken: appToken.value,
+                    inviteHash: workspace.inviteHash,
+                  }
+                : {}),
             };
           },
         ),