add git commit hash on admin ui

weed/admin/view/layout/layout.templ

@@ -290,6 +290,9 @@ templ Layout(view ViewContext, content templ.Component) {
         <div class="container-fluid text-center">
             <small class="text-muted">
                 &copy; {fmt.Sprintf("%d", time.Now().Year())} SeaweedFS Admin v{version.VERSION_NUMBER}
+                if version.COMMIT != "" {
+                    <span class="mx-1">({version.COMMIT})</span>
+                }
                 if !strings.Contains(version.VERSION, "enterprise") {
                     <span class="mx-2">•</span>
                     <a href="https://seaweedfs.com" target="_blank" class="text-decoration-none">