1 files changed, 16 insertions, 9 deletions

diff --git a/code/api/src/Endpoints/EndpointBase.cs b/code/api/src/Endpoints/EndpointBase.cs
index 105fbdf..e8e2494 100644
--- a/code/api/src/Endpoints/EndpointBase.cs
+++ b/code/api/src/Endpoints/EndpointBase.cs
@@ -8,15 +8,18 @@ public class EndpointBase : ControllerBase
     /// <summary>
     /// User data for the currently logged on user.
     /// </summary>
-    protected LoggedInUserModel LoggedInUser => new() {
+    protected LoggedInUserModel LoggedInUser => new()
+    {
         Username = User.FindFirstValue(AppClaims.NAME),
         Id = User.FindFirstValue(AppClaims.USER_ID).AsGuid(),
     };
 
     [NonAction]
-    protected ActionResult KnownProblem(string title = default, string subtitle = default, Dictionary<string, string[]> errors = default) {
-        HttpContext.Response.Headers.Add(AppHeaders.IS_KNOWN_PROBLEM, "1");
-        return BadRequest(new KnownProblemModel {
+    protected ActionResult KnownProblem(string title = default, string subtitle = default, Dictionary<string, string[]> errors = default)
+    {
+        HttpContext.Response.Headers.Append(AppHeaders.IS_KNOWN_PROBLEM, "1");
+        return BadRequest(new KnownProblemModel
+        {
             Title = title,
             Subtitle = subtitle,
             Errors = errors,
@@ -25,27 +28,31 @@ public class EndpointBase : ControllerBase
     }
 
     [NonAction]
-    protected ActionResult KnownProblem(KnownProblemModel problem) {
-        HttpContext.Response.Headers.Add(AppHeaders.IS_KNOWN_PROBLEM, "1");
+    protected ActionResult KnownProblem(KnownProblemModel problem)
+    {
+        HttpContext.Response.Headers.Append(AppHeaders.IS_KNOWN_PROBLEM, "1");
         problem.TraceId = HttpContext.TraceIdentifier;
         return BadRequest(problem);
     }
 
     [NonAction]
-    protected RequestTimeZoneInfo GetRequestTimeZone(ILogger logger = default) {
+    protected RequestTimeZoneInfo GetRequestTimeZone(ILogger logger = default)
+    {
         Request.Headers.TryGetValue(AppHeaders.BROWSER_TIME_ZONE, out var timeZoneHeader);
         var tz = TimeZoneInfo.FindSystemTimeZoneById(timeZoneHeader.ToString().HasValue() ? timeZoneHeader.ToString() : "UTC");
         var offset = tz.BaseUtcOffset.Hours;
 
         // This is fine as long as the client is not connecting from Australia: Lord Howe Island,
         // according to https://en.wikipedia.org/wiki/Daylight_saving_time_by_country
-        if (tz.IsDaylightSavingTime(AppDateTime.UtcNow)) {
+        if (tz.IsDaylightSavingTime(AppDateTime.UtcNow))
+        {
             offset++;
         }
 
         logger?.LogInformation("Request time zone (" + tz.Id + ") offset is: " + offset + " hours");
 
-        return new RequestTimeZoneInfo() {
+        return new RequestTimeZoneInfo()
+        {
             TimeZoneInfo = tz,
             Offset = offset,
             LocalDateTime = TimeZoneInfo.ConvertTimeFromUtc(AppDateTime.UtcNow, tz)