Fix: Recreate ticket number functions

supabase/migrations/20251028183434_3ae3f828-ba92-4e62-847d-cd71123ee52e.sql

@@ -0,0 +1,27 @@
+-- Fix search_path security warnings for ticket number functions
+-- Re-create functions with proper search_path settings
+
+CREATE OR REPLACE FUNCTION generate_ticket_number()
+RETURNS TEXT 
+LANGUAGE plpgsql 
+SECURITY DEFINER
+SET search_path TO 'public'
+AS $$
+BEGIN
+  RETURN 'TW-' || LPAD(nextval('contact_ticket_number_seq')::TEXT, 6, '0');
+END;
+$$;
+
+CREATE OR REPLACE FUNCTION set_ticket_number()
+RETURNS TRIGGER 
+LANGUAGE plpgsql 
+SECURITY DEFINER
+SET search_path TO 'public'
+AS $$
+BEGIN
+  IF NEW.ticket_number IS NULL THEN
+    NEW.ticket_number := generate_ticket_number();
+  END IF;
+  RETURN NEW;
+END;
+$$;