Reapply "Add missing admin action files and navigation links"

This reverts commit 4d515bc400.

src/app/admin/favicon/favicon-generator.tsx

@@ -71,9 +71,18 @@ export function FaviconGenerator({ onSave }: Props) {
   }
 
   const swatches = [
-    "#6366f1", "#3b82f6", "#06b6d4", "#10b981",
-    "#f59e0b", "#ef4444", "#ec4899", "#8b5cf6",
-    "#1e1b4b", "#1f2937", "#000000", "#ffffff",
+    "#6366f1",
+    "#3b82f6",
+    "#06b6d4",
+    "#10b981",
+    "#f59e0b",
+    "#ef4444",
+    "#ec4899",
+    "#8b5cf6",
+    "#1e1b4b",
+    "#1f2937",
+    "#000000",
+    "#ffffff",
   ];
 
   return (