fix(core): revert form service and mcp elicitation (#35080)

packages/opencode/test/server/httpapi-public-openapi.test.ts

@@ -137,7 +137,11 @@ describe("PublicApi OpenAPI v2 errors", () => {
   test("preserves required request bodies for v2 mutations", () => {
     const spec = OpenApi.fromApi(PublicApi) as OpenApiSpec
 
-    for (const path of ["/api/session/{sessionID}/prompt", "/api/session/{sessionID}/permission/{requestID}/reply"]) {
+    for (const path of [
+      "/api/session/{sessionID}/prompt",
+      "/api/session/{sessionID}/permission/{requestID}/reply",
+      "/api/session/{sessionID}/question/{requestID}/reply",
+    ]) {
       expect(spec.paths[path]?.post?.requestBody?.required, path).toBe(true)
     }
   })
@@ -288,6 +292,15 @@ describe("PublicApi OpenAPI v2 errors", () => {
         "QuestionNotFoundError",
       )
     }
+    for (const route of [
+      ["post", "/api/session/{sessionID}/question/{requestID}/reply"],
+      ["post", "/api/session/{sessionID}/question/{requestID}/reject"],
+    ] as const) {
+      expect(componentNames(spec.paths[route[1]]?.[route[0]]?.responses?.["404"])).toEqual([
+        "QuestionNotFoundError",
+        "SessionNotFoundError",
+      ])
+    }
   })
 
   test("documents MCP server not-found errors", () => {