A thought about a model for a Feature Flag system (really basic)

gistfile1.txt

erDiagram
    Project ||..|{ Environment :has
    Project ||..|{ FeatureFlag :has
    Environment ||..|{ Segment :has
    Environment ||..|{ EnvironmentFeatureFlag : has
    FeatureFlag ||..|{ EnvironmentFeatureFlag : has
    EnvironmentFeatureFlag ||..|{ UserTargeting : has
    Segment ||..|{ UserTargeting : has
    Audit
    Workflow
    Users  ||..|{ UserPermissions : has
    Audit {
        uuid id
        uuid entity_id
        timestamp change_date
        blob change
    }
    Users {
        uuid id
        string username
    }

    EnvironmentFeatureFlag {
        uuid id
        uuid environment_id
        uuid feature_flag_id
        string defaultValue

    }

    UserTargeting {
        uuid id
        uuid environment_feature_flag_id
        string target
    }
    FeatureFlag {
        uuid id
        uuid project_id
        string name
        string description
        int type
        string defaultValueOn
        string defaultValueOff
    }
    Project {
        uuid id
        string name
        string description
    }

    Environment {
        uuid id
        uuid project_id
        string name
        string description
    }

    Segment {
        uuid id
        uuid environment_id 
        string name
        string description
    }
    
    

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