Lokale PostgreSQL-Kopie: Auth/Storage-Stubs, Dumps und Sync-Skript

supabase/local/00_stubs.sql

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+-- =============================================================
+-- Stubs für die LOKALE PostgreSQL-Kopie (ohne Supabase-Stack).
+-- Stellt die minimalen Supabase-Objekte bereit, die das public-
+-- Schema referenziert (auth.users, auth.uid(), Rollen, storage).
+-- Reihenfolge: 00_stubs.sql -> Schema-Dump -> Daten-Dump
+-- =============================================================
+
+-- Rollen, die in den RLS-Policies referenziert werden
+do $$
+begin
+  if not exists (select from pg_roles where rolname = 'anon') then
+    create role anon nologin;
+  end if;
+  if not exists (select from pg_roles where rolname = 'authenticated') then
+    create role authenticated nologin;
+  end if;
+  if not exists (select from pg_roles where rolname = 'service_role') then
+    create role service_role nologin bypassrls;
+  end if;
+end
+$$;
+
+-- ---------- auth-Schema (Minimal-Stub) ----------
+create schema if not exists auth;
+
+create table if not exists auth.users (
+  id                 uuid primary key,
+  email              text,
+  raw_user_meta_data jsonb not null default '{}'::jsonb,
+  created_at         timestamptz not null default now()
+);
+
+-- Entspricht supabase auth.uid(); liefert lokal null,
+-- sofern kein JWT-Claim gesetzt ist.
+create or replace function auth.uid()
+returns uuid
+language sql
+stable
+as $$
+  select nullif(current_setting('request.jwt.claim.sub', true), '')::uuid
+$$;
+
+-- ---------- storage-Schema (Minimal-Stub) ----------
+create schema if not exists storage;
+
+create table if not exists storage.buckets (
+  id     text primary key,
+  name   text not null,
+  public boolean not null default false
+);
+
+create table if not exists storage.objects (
+  id         uuid primary key default gen_random_uuid(),
+  bucket_id  text references storage.buckets (id),
+  name       text,
+  owner      uuid,
+  created_at timestamptz not null default now()
+);