add git-fleet project entry

Add the git-fleet project to the content index as the first featured
project, bumping the remaining project orders, and register its entry
page in the sitemap.

Co-Authored-By: Claude Opus 5 <noreply@anthropic.com>

sitemap.xml

@@ -18,6 +18,11 @@
     <changefreq>weekly</changefreq>
     <priority>0.7</priority>
   </url>
+  <url>
+    <loc>https://sowinski.dev/entry.html?type=projects&amp;slug=git-fleet</loc>
+    <lastmod>2026-10-17</lastmod>
+    <priority>0.5</priority>
+  </url>
   <url>
     <loc>https://sowinski.dev/entry.html?type=projects&amp;slug=schedule-generator-app</loc>
     <lastmod>2023-08-01</lastmod>