digraph cfg_gen_flow {
    rankdir=LR
    fontname="Helvetica"
    node [fontname="Helvetica" fontsize=11 style=filled shape=box]
    edge [class="accent" fontname="Helvetica" fontsize=9]

    label="Build Flow — cfg/ to gen/"
    labelloc=t
    fontsize=14

    // Source
    subgraph cluster_source {
        label="Source (committed)"
        style=dashed

        core [label="soleprint/\ncore framework"]
        cfg [label="cfg/<room>/\nroom config"]
    }

    // Build
    build [class="accent" label="build.py\n--cfg <room>" shape=component]

    // Output
    subgraph cluster_output {
        label="Output (generated, gitignored)"
        style=dashed

        gen_spr [label="gen/<room>/soleprint/\ncore + room merged"]
        gen_app [label="gen/<room>/<app>/\ncloned repos"]
        gen_link [label="gen/<room>/link/\nDB bridge"]
    }

    // Run
    docker [label="docker compose up" shape=component]

    // Flow
    core -> build
    cfg -> build
    build -> gen_spr
    build -> gen_app [style=dashed label="if managed"]
    build -> gen_link [style=dashed label="if managed"]
    gen_spr -> docker
}