fix: align Bazaar body-discovery remediation copy

src/bazaar/challenge.ts

@@ -29,9 +29,8 @@ import type { CheckResult, ChallengeFetchResult } from "./types.js";
 export interface ChallengeFetchOptions {
   /**
    * When true, also validate that the 402 body contains
-   * `extensions.bazaar` with the minimum fields `name` and
-   * `description`. Default `true` — bazaar-check is, by name, about
-   * bazaar.
+   * `extensions.bazaar` in either supported discovery variant.
+   * Default `true` — bazaar-check is, by name, about bazaar.
    */
   readonly expectBazaar?: boolean;
 }

src/bazaar/well-known.ts

@@ -149,12 +149,16 @@ export async function checkWellKnown(
   }
 
   if (issues.length > 0) {
+    const bazaarFix =
+      bazaarVariant === "body-discovery"
+        ? "Services opted into bazaar body-discovery need extensions.bazaar.info.input, extensions.bazaar.info.output, and extensions.bazaar.schema as non-null objects."
+        : `Services opted into bazaar discovery (extensions.bazaar present, or discovery_extension: "bazaar") additionally need extensions.bazaar.{name, description} as non-empty strings — empty strings render as blank listing cards on the mapper.`;
     return {
       result: {
         check: "well-known",
         status: "fail",
         message: `manifest at ${url} has ${issues.length} issue(s): ${issues.join(", ")}`,
-        fix: `fix each: every Bazaar-listable service needs a top-level name (string), description (string), and accepts (array of payment requirement objects). Services opted into bazaar discovery (extensions.bazaar present, or discovery_extension: "bazaar") additionally need extensions.bazaar.{name, description} as non-empty strings — empty strings render as blank listing cards on the mapper.`,
+        fix: `fix each: every Bazaar-listable service needs a top-level name (string), description (string), and accepts (array of payment requirement objects). ${bazaarFix}`,
         detail: { issues },
       },
       manifest,
@@ -183,9 +187,7 @@ export async function checkWellKnown(
  * object. Returns `undefined` when absent, null, or a non-object — those
  * cases are handled by the caller's opt-in branch.
  */
-function readBazaarExtension(
-  manifest: WellKnownManifest,
-): { name?: unknown; description?: unknown } | undefined {
+function readBazaarExtension(manifest: WellKnownManifest): Record<string, unknown> | undefined {
   const ext = manifest.extensions;
   if (typeof ext !== "object" || ext === null) {
     return undefined;
@@ -194,5 +196,5 @@ function readBazaarExtension(
   if (typeof bazaar !== "object" || bazaar === null) {
     return undefined;
   }
-  return bazaar as { name?: unknown; description?: unknown };
+  return bazaar as Record<string, unknown>;
 }

tests/unit/bazaar-well-known.test.ts

@@ -219,6 +219,8 @@ describe("checkWellKnown", () => {
       expect(result.detail?.issues).toEqual(
         expect.arrayContaining([expect.stringMatching(/extensions\.bazaar\.info\.input/)]),
       );
+      expect(result.fix).toContain("extensions.bazaar.info.input");
+      expect(result.fix).not.toContain("extensions.bazaar.{name, description}");
     });
 
     it("fails when body-discovery is missing schema (whole schema key non-object)", async () => {