-- Migration 004: Add missing auth columns to profiles table
-- Adds columns needed for email verification and trial system

ALTER TABLE profiles
ADD COLUMN IF NOT EXISTS auth_type VARCHAR(50) DEFAULT 'email',
ADD COLUMN IF NOT EXISTS verification_expires TIMESTAMP,
ADD COLUMN IF NOT EXISTS trial_ends_at TIMESTAMP;

-- Update existing profiles to have default values
UPDATE profiles
SET auth_type = 'email',
    email_verified = true  -- existing profiles are considered verified
WHERE auth_type IS NULL;