-- Migration 104: Create user_folders table (v0.501 C1.1)
CREATE TABLE IF NOT EXISTS user_folders (
    id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
    user_id UUID NOT NULL REFERENCES users(id) ON DELETE CASCADE,
    name VARCHAR(255) NOT NULL,
    parent_id UUID REFERENCES user_folders(id) ON DELETE CASCADE,
    created_at TIMESTAMP WITH TIME ZONE DEFAULT NOW(),
    updated_at TIMESTAMP WITH TIME ZONE DEFAULT NOW()
);

CREATE INDEX idx_user_folders_user_id ON user_folders(user_id);
CREATE INDEX idx_user_folders_parent_id ON user_folders(parent_id);