test(generate): add sdk drift guardrails

packages/opencode/test/server/question-openapi.test.ts

@@ -0,0 +1,30 @@
+import { describe, expect, test } from "bun:test"
+import { Server } from "../../src/server/server"
+
+describe("question openapi", () => {
+  test("keeps the public reply body inline", async () => {
+    const spec = await Server.openapi()
+    const body = spec.paths["/question/{requestID}/reply"]?.post?.requestBody
+
+    expect(body).toBeDefined()
+    if (!body || "$ref" in body) throw new Error("expected inline request body")
+
+    const media = body.content["application/json"]
+    expect(media).toBeDefined()
+    if (!media || "$ref" in media) throw new Error("expected inline json media type")
+
+    expect(media.schema).toMatchObject({
+      type: "object",
+      required: ["answers"],
+      properties: {
+        answers: {
+          description: "User answers in order of questions (each answer is an array of selected labels)",
+          type: "array",
+          items: {
+            $ref: "#/components/schemas/QuestionAnswer",
+          },
+        },
+      },
+    })
+  })
+})