sequenceDiagram
    box Minimal Environment (docker-compose.min.yaml)
    participant MinDB as SQL Server<br/>:1433
    participant MinSeaweedFS as seaweedfs<br/>S3-compatible object storage
    participant MinMig as Migrations (run-once)
    participant MinSeed as Seed (run-once)
    participant MinMailpit as Mailpit<br/>:8025 / :1025
    end

    MinMig-->>MinDB: depends_on
    MinMig->>MinDB: Run migrations
    MinSeed-->>MinMig: depends_on
    MinSeed-->>MinSeaweedFS: depends_on
    MinSeed->>MinDB: Seed data
    Note over MinDB,MinMailpit: consumed by an externally run API.Core process (not shown)