flowchart LR
  idx["Registry:<br/>nginx OCI index<br/>(one digest, 8 platforms)"]:::accent
  subgraph srv["Server k3s-amd64"]
    c1["containerd"]
    v1["Variant linux/amd64<br/>IMAGE ID 0d831f5435ede"]
  end
  subgraph agt["Agent k3s-arm64"]
    c2["containerd"]
    v2["Variant linux/arm64 v8<br/>IMAGE ID 173d8f54401a3"]
  end
  idx ==> c1
  idx ==> c2
  c1 --> v1
  c2 --> v2
  srv <-.->|"vxlan 8472/UDP"| agt