Use display name for mod ticket thread name

src/discord/utils/techHelp.ts

@@ -6,6 +6,7 @@ import {
   TextChannel,
   ButtonBuilder,
   GuildMember,
+  User,
   ThreadChannel,
   ModalSubmitInteraction,
   Colors,
@@ -96,15 +97,20 @@ export async function techHelpClick(interaction:ButtonInteraction) {
       const modalInput = i.fields.getTextInputValue(`${issueType}IssueInput`);
       // log.debug(F, `modalInput: ${modalInput}!`);
 
-      // // Get the actor
-      const actor = i.user;
+      // Get the actor
+      const actor = (i.member ?? i.user) as GuildMember | User;
+
+      // Get the actors name.
+      const targetName = (actor as GuildMember | null)?.displayName
+        ?? (actor as User | null)?.username
+        ?? '[Deleted Discord Account]';
 
       // Create a new thread in channel
       const ticketThread = await (i.channel as TextChannel).threads.create({
-        name: `🧡│${actor.username}'s ${issueType} issue!`,
+        name: `🧡│${targetName}'s ${issueType} issue!`,
         autoArchiveDuration: 1440,
         type: ChannelType.PrivateThread as AllowedThreadTypeForTextChannel,
-        reason: `${actor.username} submitted a(n) ${issueType} issue`,
+        reason: `${targetName} submitted a(n) ${issueType} issue`,
         invitable: false,
       });
       // log.debug(F, `Created meta-thread ${ticketThread.id}`);