--liquibase formatted sql --changeset panel:platform-001-init endDelimiter:; splitStatements:true CREATE TABLE IF NOT EXISTS tenants ( id INTEGER PRIMARY KEY AUTOINCREMENT, code TEXT NOT NULL UNIQUE, name TEXT NOT NULL, status TEXT NOT NULL DEFAULT 'activo' CHECK (status IN ('activo', 'inactivo')), created_at TEXT NOT NULL DEFAULT (datetime('now')) ); CREATE TABLE IF NOT EXISTS platform_users ( id INTEGER PRIMARY KEY AUTOINCREMENT, username TEXT NOT NULL UNIQUE, password_hash TEXT NOT NULL, display_name TEXT NOT NULL, status TEXT NOT NULL DEFAULT 'activo' CHECK (status IN ('activo', 'inactivo')), created_at TEXT NOT NULL DEFAULT (datetime('now')) );