Make 42776 the project's default listen port everywhere :8080 was the default:
.env.example, the Go config fallback, the Dockerfile (ENV/EXPOSE/healthcheck),
and the docs example. 42776 is the sum of the Unicode code points of 七夕
(七 U+4E03 = 19971, 夕 U+5915 = 22805).
Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>
H1K0