fix: trigger Discord notify on onboarding complete

apps/supabase/migrations/20260202191449_discord_notify_on_onboarding_complete.sql

@@ -0,0 +1,34 @@
+-- Change Discord new_user notification from profile creation to onboarding completion
+-- This way we only get notified about users who actually complete onboarding
+
+-- Update the trigger function to include onboarding data
+CREATE OR REPLACE FUNCTION public.notify_new_user_discord()
+RETURNS trigger
+LANGUAGE plpgsql
+SECURITY DEFINER
+AS $$
+BEGIN
+    PERFORM public.notify_discord_event(
+        'new_user',
+        jsonb_build_object(
+            'user_id', NEW.id,
+            'name', NEW.name,
+            'email', NEW.email,
+            'gender', NEW.gender,
+            'usage_reason', NEW.usage_reason,
+            'created_at', NEW.created_at
+        )
+    );
+
+    RETURN NEW;
+END;
+$$;
+
+-- Drop the old INSERT trigger and create an UPDATE trigger on onboarding_completed
+DROP TRIGGER IF EXISTS on_profile_created_discord ON public.profiles;
+
+CREATE TRIGGER on_onboarding_completed_discord
+    AFTER UPDATE OF onboarding_completed ON public.profiles
+    FOR EACH ROW
+    WHEN (OLD.onboarding_completed IS DISTINCT FROM NEW.onboarding_completed AND NEW.onboarding_completed = true)
+    EXECUTE FUNCTION public.notify_new_user_discord();