slug first logic

frontend/src/components/RepositoryDashboardGrid.svelte

@@ -35,7 +35,7 @@
 
   // [SECTION: UI STATE]
   let showGitManager = $state(false);
-  let gitDashboardId: number | null = $state(null);
+  let gitDashboardId: string | null = $state(null);
   let gitDashboardTitle = $state("");
   let repositoryStatusByDashboardId = $state<Record<number, string>>({});
   let repositoryStatusRequestId = $state(0);
@@ -373,7 +373,7 @@
       (dashboard) => dashboard.id === selectedDashboardId,
     );
 
-    gitDashboardId = selectedDashboardId;
+    gitDashboardId = String(selectedDashboard?.slug || selectedDashboardId);
     gitDashboardTitle = selectedDashboard?.title || "";
     showGitManager = true;
   }