Supabase Assistant v2 has been released with new features such as Postgres schema design, data queries and charting, error debugging, Postgres RLS Policies creation and editing, Postgres Functions creation and editing, Postgres Triggers creation and editing, and SQL to supabase-js conversion. The new version is more extensible and uses a flexible system of components, tools, and APIs. It can provide context manually or automatically based on the page being visited in the Dashboard. The Supabase Assistant v2 also helps with schema design, writing SQL queries, debugging database errors, discovering data insights through natural language queries, converting SQL to REST using the supabase-js library, and creating/editing RLS Policies, Postgres Functions, and Triggers.