graph LR
    Client["CLI / Package Manager / Frontend"]
    Backend["Backend<br/>Rust · Axum<br/>45+ format handlers"]
    DB[(PostgreSQL 16)]
    Storage["Storage<br/>Filesystem / S3"]
    Meili["OpenSearch<br/>Full-text search"]
    Trivy["Trivy<br/>Container & FS scanning"]
    Grype["Grype<br/>Dependency scanning"]
    OpenSCAP["OpenSCAP<br/>Compliance scanning"]
    Peer1["Peer Instance"]
    Peer2["Peer Instance"]

    Client --> Backend
    Backend --> DB
    Backend --> Storage
    Backend --> Meili
    Backend --> Trivy
    Backend --> Grype
    Backend --> OpenSCAP
    Backend <-->|Borg Replication| Peer1
    Backend <-->|Borg Replication| Peer2
    Peer1 <-->|P2P Mesh| Peer2