Changes

Co-authored-by: renee-png <262607627+renee-png@users.noreply.github.com>

src/routes/archive.index.tsx

@@ -258,8 +258,32 @@ function ArchivePage() {
           <div className="text-xs text-muted-foreground whitespace-nowrap">
             Showing {rows.length} of {totalCount} {debouncedSearch ? "matching" : ""} rows
           </div>
+          {isAdmin && activeId && (
+            <Button
+              variant={isLocked ? "default" : "outline"}
+              size="sm"
+              onClick={toggleLock}
+              title={isLocked ? "Tab is locked — click to unlock" : "Tab is unlocked — click to lock"}
+            >
+              {isLocked ? (
+                <>
+                  <Lock className="h-4 w-4 mr-1" /> Locked
+                </>
+              ) : (
+                <>
+                  <Unlock className="h-4 w-4 mr-1" /> Unlocked
+                </>
+              )}
+            </Button>
+          )}
           {isAdmin && rows.length > 0 && (
-            <Button variant="outline" size="sm" onClick={deleteAllInCategory}>
+            <Button
+              variant="outline"
+              size="sm"
+              onClick={deleteAllInCategory}
+              disabled={isLocked}
+              title={isLocked ? "Unlock tab to clear" : "Delete all rows in this tab"}
+            >
               <Trash2 className="h-4 w-4 mr-1" /> Clear tab
             </Button>
           )}