Include applicant's username in staff application emails and Discord notifications.

backend/src/main/java/com/alttd/altitudeweb/services/discord/StaffApplicationDiscord.java

@@ -22,7 +22,7 @@ public class StaffApplicationDiscord {
 
     private static final String OUTPUT_TYPE = "STAFF_APPLICATION";
 
-    public void sendApplicationToDiscord(StaffApplication application) {
+    public void sendApplicationToDiscord(String username, StaffApplication application) {
         // Fetch channels for staff applications
         CompletableFuture<List<OutputChannel>> channelsFuture = new CompletableFuture<>();
         Connection.getConnection(Databases.DISCORD).runQuery(sql -> {
@@ -46,7 +46,7 @@ public class StaffApplicationDiscord {
         List<DiscordSender.EmbedField> fields = new ArrayList<>();
         fields.add(new DiscordSender.EmbedField(
                 "Applicant",
-                "UUID: " + safe(String.valueOf(application.uuid())) + "\n" +
+                "Username: " + safe(username) + "\n" +
                         "Discord: " + safe(application.discordUsername()) + "\n" +
                         "Email: " + safe(application.email()) + "\n" +
                         "Age: " + safe(String.valueOf(application.age())) + "\n" +

backend/src/main/java/com/alttd/altitudeweb/services/mail/StaffApplicationMail.java

@@ -32,9 +32,9 @@ public class StaffApplicationMail {
      * Sends an email with the staff application details to the staff applications team mailbox.
      * Returns true if the email was sent successfully.
      */
-    public boolean sendApplicationEmail(StaffApplication application) {
+    public boolean sendApplicationEmail(String username, StaffApplication application) {
         try {
-            doSend(application);
+            doSend(username, application);
             log.info("Staff application email sent successfully for application ID: {}", application.id());
             return true;
         } catch (Exception e) {
@@ -43,7 +43,7 @@ public class StaffApplicationMail {
         }
     }
 
-    private void doSend(StaffApplication application) throws MessagingException {
+    private void doSend(String username, StaffApplication application) throws MessagingException {
         MimeMessage message = mailSender.createMimeMessage();
         MimeMessageHelper helper = new MimeMessageHelper(message, true);
 
@@ -59,6 +59,7 @@ public class StaffApplicationMail {
         Context context = new Context();
         context.setVariable("application", application);
         context.setVariable("createdAt", createdAt);
+        context.setVariable("username", username);
 
         String content = templateEngine.process("staff-application-email", context);
         helper.setText(content, true);