fix: react-doctor control-has-associated-label 137→? (auto aria-labels)

Add aria-label to buttons (icon-only, pagination, action) and inputs
(placeholder-derived) via balanced-brace JSX parser. Files with complex
onClick expressions (deep brace nesting) skipped to avoid breakage.

src/components/admin/shared/DataTable.tsx

@@ -101,7 +101,7 @@ export default function DataTable<T>({
               onClick={() => setPage((p) => Math.max(0, p - 1))}
               disabled={page === 0}
               className="flex h-7 w-7 items-center justify-center rounded border border-stone-200 text-stone-500 hover:text-stone-700 hover:bg-stone-50 disabled:opacity-30 disabled:cursor-not-allowed transition-colors"
-            >
+             aria-label="Previous">
               <svg className="h-3 w-3" fill="none" viewBox="0 0 24 24" stroke="currentColor" strokeWidth={2}>
                 <path strokeLinecap="round" strokeLinejoin="round" d="M15 19l-7-7 7-7" />
               </svg>
@@ -110,7 +110,7 @@ export default function DataTable<T>({
               onClick={() => setPage((p) => Math.min(totalPages - 1, p + 1))}
               disabled={page >= totalPages - 1}
               className="flex h-7 w-7 items-center justify-center rounded border border-stone-200 text-stone-500 hover:text-stone-700 hover:bg-stone-50 disabled:opacity-30 disabled:cursor-not-allowed transition-colors"
-            >
+             aria-label="Next">
               <svg className="h-3 w-3" fill="none" viewBox="0 0 24 24" stroke="currentColor" strokeWidth={2}>
                 <path strokeLinecap="round" strokeLinejoin="round" d="M9 5l7 7-7 7" />
               </svg>