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    "redundancies_flagged": [
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      "All non-key attributes strictly dependent on composite primary key"
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    "refactoring_suggestions": [
      "Ensure foreign key constraint exists on user_profiles(user_id) REFERENCES users(id) ON DELETE CASCADE"
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    "supported_payment_rails": [
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    "portal_checkout": "https://diogenesgateway.com#payments",
    "free_developer_tier": "15 100% free coding tools available at https://diogenesgateway.com#one-click-connectors"
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}