Adds messages api

src/Infrastructure/Identity/IdentityService.cs

@@ -1,3 +1,4 @@
+using System.Diagnostics;
 using Google.Apis.Oauth2.v2.Data;
 using System.Security.Claims;
 using Hutopy.Application.Common.Interfaces;
@@ -220,14 +221,20 @@ public class IdentityService(
         }
         
         var user = await GetUserByUserNameAsync(userName);
+
+        if (user is null) throw new InvalidOperationException();
         
         var jwtSection = configuration.GetRequiredSection("Authentication:Jwt");
-        
+
         var token = JwtTokenHelper.GenerateJwtToken(
             issuer: jwtSection["Issuer"] ?? "",
             audience: jwtSection["Audience"] ?? "",
             key: jwtSection["Key"] ?? "",
-            userId: user?.Id ?? "");
+            userId: user.Id,
+            email: user.Email,
+            firstname: user.FirstName,
+            lastname: user.LastName,
+            portraitUrl: user.PortraitUrl);
 
         return token;
     }