feat(course): add Gleam Chess Bot logo and update course slug order

Added the Gleam Chess Bot logo to the course model and included it in the ordered slugs for sorting. This enhances the visual representation of the course offerings.

Author: ryan-gang

app/models/course.ts

@@ -16,6 +16,7 @@ import bittorrentLogo from '/assets/images/challenge-logos/challenge-logo-bittor
 import dnsServerLogo from '/assets/images/challenge-logos/challenge-logo-dns-server.svg';
 import dockerLogo from '/assets/images/challenge-logos/challenge-logo-docker.svg';
 import gitLogo from '/assets/images/challenge-logos/challenge-logo-git.svg';
+import gleamChessBotLogo from '/assets/images/challenge-logos/challenge-logo-gleam-chess-bot.svg';
 import grepLogo from '/assets/images/challenge-logos/challenge-logo-grep.svg';
 import httpServerLogo from '/assets/images/challenge-logos/challenge-logo-http-server.svg';
 import interpreterLogo from '/assets/images/challenge-logos/challenge-logo-interpreter.svg';
@@ -125,6 +126,7 @@ export default class CourseModel extends Model {
         'dns-server': dnsServerLogo,
         docker: dockerLogo,
         git: gitLogo,
+        'gleam-chess-bot': gleamChessBotLogo,
         grep: grepLogo,
         'http-server': httpServerLogo,
         interpreter: interpreterLogo,
@@ -146,7 +148,19 @@ export default class CourseModel extends Model {
   }
 
   get sortPositionForTrack() {
-    const orderedSlugs = ['shell', 'grep', 'interpreter', 'http-server', 'redis', 'bittorrent', 'kafka', 'git', 'sqlite', 'dns-server'];
+    const orderedSlugs = [
+      'shell',
+      'grep',
+      'interpreter',
+      'http-server',
+      'redis',
+      'bittorrent',
+      'kafka',
+      'git',
+      'sqlite',
+      'dns-server',
+      'gleam-chess-bot',
+    ];
     const index = orderedSlugs.indexOf(this.slug);
 
     return index === -1 ? 100 : index;