-- Categories table
CREATE TABLE categories (
    id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
    organization_id UUID NOT NULL REFERENCES organizations(id) ON DELETE CASCADE,
    name VARCHAR(255) NOT NULL,
    description TEXT,
    business_type VARCHAR(50) DEFAULT 'restaurant',
    metadata JSONB DEFAULT '{}',
    created_at TIMESTAMP WITH TIME ZONE DEFAULT NOW(),
    updated_at TIMESTAMP WITH TIME ZONE DEFAULT NOW()
);

-- Indexes
CREATE INDEX idx_categories_organization_id ON categories(organization_id);
CREATE INDEX idx_categories_business_type ON categories(business_type);
CREATE INDEX idx_categories_created_at ON categories(created_at);