Network for Content Creators
— verified collab + brand-deal marketplace

sequenceDiagram
    participant Cr as Creator
    participant Pl as Platform
    participant Ph as Phyllo
    participant Pe as Persona
    participant QA as QA Agent (Sonnet)
    participant BL as Build Lead

    Cr->>Pl: Sign up + niche selection
    Pl->>Cr: OAuth prompts (YT/TT/IG/X)
    Cr->>Pl: OAuth granted
    Pl->>Ph: Pull audience stats
    Ph-->>Pl: Verified size · demos · engagement
    Pl->>Cr: ID verification request
    Cr->>Pe: Government ID + selfie
    Pe-->>Pl: Identity confirmed
    Pl->>QA: Submit for review
    QA->>QA: Sonnet analyzes anomalies
    alt No red flags
        QA->>Pl: Approve automatic
        Pl->>Cr: ✓ Verified badge issued
    else Anomalies detected
        QA->>BL: Flag for human review
        BL->>BL: Spot-check profile
        alt BL approves
            BL->>Pl: Approve
            Pl->>Cr: ✓ Verified badge issued
        else BL rejects
            BL->>Pl: Reject with reason
            Pl->>Cr: Verification denied · appeal flow
        end
    end

erDiagram
    CREATOR ||--o{ COLLAB_PROPOSAL : "sends/receives"
    BRAND ||--o{ BRAND_OPPORTUNITY : "posts"
    BRAND_OPPORTUNITY ||--o{ BRAND_APPLICATION : "receives"
    CREATOR ||--o{ BRAND_APPLICATION : "submits"
    COLLAB_PROPOSAL ||--o{ MESSAGE : "carries"
    CREATOR ||--o{ VERIFICATION : "audited by"

    CREATOR {
        uuid id PK
        bool identity_verified
        string primary_platform
        string niche
        int audience_size_total
        jsonb audience_demos
        text_array content_style_tags
        jsonb rate_range
        int collab_history_count
        bool verified
        timestamp verification_at
        enum tier "free|pro"
    }
    BRAND {
        uuid id PK
        string business_name
        jsonb contact
        string industry
        int budget_capacity
        int past_campaigns
        string stripe_customer_id
    }
    COLLAB_PROPOSAL {
        uuid id PK
        uuid sender_id FK
        uuid recipient_id FK
        enum type "revenue_share|gifted|paid_post|joint_content"
        jsonb deliverables
        jsonb terms
        enum status "sent|accepted|rejected|counter|active|complete"
        int escrow_amount_cents
    }
    BRAND_OPPORTUNITY {
        uuid id PK
        uuid brand_id FK
        text brief
        int budget_min
        int budget_max
        jsonb ideal_creator_profile
        enum status "open|filled|cancelled"
    }
    BRAND_APPLICATION {
        uuid id PK
        uuid opportunity_id FK
        uuid creator_id FK
        text pitch
        enum status "submitted|shortlisted|selected|rejected"
    }
    MESSAGE {
        uuid id PK
        uuid sender_id
        uuid recipient_id
        text content
        timestamp sent_at
    }
    VERIFICATION {
        uuid id PK
        uuid creator_id FK
        jsonb phyllo_snapshot
        bool persona_verified
        bool manual_approved
        uuid approved_by_user FK
        timestamp decided_at
    }