// Browser check for the relate picker (lib/host/blog.sx). Runs against an // ephemeral host server seeded with a host post + 25 candidates by // run-picker-check.sh, which copies this spec into the Playwright env and sets // SX_TEST_URL. The picker is a DECLARATIVE SX-htmx form (no client JS): the form // GETs //relate-options on "load" and on a debounced "input", swapping the // results