Refactor: Database and UI updates

supabase/migrations/20251103212945_c12a27ff-cca4-43d9-9805-4debd80d1c92.sql

@@ -0,0 +1,12 @@
+-- Add is_test_data column to profiles table for test data cleanup
+-- This enables Playwright tests to mark and clean up test records
+
+ALTER TABLE public.profiles 
+ADD COLUMN IF NOT EXISTS is_test_data BOOLEAN DEFAULT false NOT NULL;
+
+-- Add index for efficient test data cleanup queries
+CREATE INDEX IF NOT EXISTS idx_profiles_is_test_data 
+ON public.profiles(is_test_data) 
+WHERE is_test_data = true;
+
+COMMENT ON COLUMN public.profiles.is_test_data IS 'Flag indicating this is test data that should be cleaned up by automated tests';