Fix invalid types for some discord webhook values (#19515)

Content.Server/Administration/Systems/BwoinkSystem.cs

@@ -144,7 +144,7 @@ namespace Content.Server.Administration.Systems
             _config.UnsubValueChanged(CVars.GameHostName, OnServerNameChanged);
         }
 
-        private void OnWebhookChanged(string url)
+        private async void OnWebhookChanged(string url)
         {
             _webhookUrl = url;
 
@@ -173,7 +173,7 @@ namespace Content.Server.Administration.Systems
             var webhookToken = match.Groups[2].Value;
 
             // Fire and forget
-            _ = SetWebhookData(webhookId, webhookToken);
+            await SetWebhookData(webhookId, webhookToken);
         }
 
         private async Task SetWebhookData(string id, string token)

Content.Server/Discord/WebhookData.cs

@@ -6,16 +6,16 @@ namespace Content.Server.Discord;
 public struct WebhookData
 {
     [JsonPropertyName("id")]
-    public ulong Id { get; set; }
+    public string Id { get; set; }
 
     [JsonPropertyName("type")]
     public int Type { get; set; }
 
     [JsonPropertyName("guild_id")]
-    public ulong? GuildId { get; set; }
+    public string? GuildId { get; set; }
 
     [JsonPropertyName("channel_id")]
-    public ulong? ChannelId { get; set; }
+    public string? ChannelId { get; set; }
 
     [JsonPropertyName("user")]
     public WebhookUser? User { get; set; }
@@ -30,7 +30,7 @@ public struct WebhookData
     public string Token { get; set; }
 
     [JsonPropertyName("application_id")]
-    public ulong? ApplicationId { get; set; }
+    public string? ApplicationId { get; set; }
 
     [JsonPropertyName("url")]
     public string? Url { get; set; }

Content.Server/Discord/WebhookIdentifier.cs

@@ -1,3 +1,3 @@
 namespace Content.Server.Discord;
 
-public record struct WebhookIdentifier(ulong Id, string Token);
+public record struct WebhookIdentifier(string Id, string Token);

Content.Server/Discord/WebhookUser.cs

@@ -6,7 +6,7 @@ namespace Content.Server.Discord;
 public struct WebhookUser
 {
     [JsonPropertyName("id")]
-    public ulong Id { get; set; }
+    public string Id { get; set; }
 
     [JsonPropertyName("username")]
     public string Username { get; set; }