Remove null constrain from variant and return newly created article.

server/migrations/20260124002358_rm_null_constrain.sql

@@ -0,0 +1,8 @@
+-- Add migration script here
+
+-- Remove null constrain for variant
+ALTER TABLE IF EXISTS public.variant
+ALTER COLUMN description DROP NOT NULL;
+
+ALTER TABLE IF EXISTS public.variant
+ALTER COLUMN ingredients DROP NOT NULL;