feat(server): Server.openapi() backed by HttpApi spec, parity-checked against Hono output (#25545)

packages/sdk/js/script/build.ts

@@ -12,10 +12,12 @@ import { createClient } from "@hey-api/openapi-ts"
 const openapiSource = process.env.OPENCODE_SDK_OPENAPI === "hono" ? "hono" : "httpapi"
 const opencode = path.resolve(dir, "../../opencode")
 
+// `bun dev generate` now derives the spec from the Effect HttpApi contract by
+// default; pass `--hono` to fall back to the legacy Hono spec for parity diffs.
 if (openapiSource === "httpapi") {
-  await $`bun dev generate --httpapi > ${dir}/openapi.json`.cwd(opencode)
-} else {
   await $`bun dev generate > ${dir}/openapi.json`.cwd(opencode)
+} else {
+  await $`bun dev generate --hono > ${dir}/openapi.json`.cwd(opencode)
 }
 
 await createClient({