[     311ms] [INFO] socket open @ http://127.0.0.1:3000/_observablehq/client.js:409
[     311ms] [INFO] ↑ {type: hello, path: /flow, hash: 3a2d817b165bcafdfa84d003e2edafbce01c486623254062d16a9ce46110f958} @ http://127.0.0.1:3000/_observablehq/client.js:561
[     338ms] [INFO] ↓ {type: welcome} @ http://127.0.0.1:3000/_observablehq/client.js:415