AutoFeedback API

Result 3f8e60ae-f63e-46ec-8c3b-d821bdb1afd6

{
  "llm" : {
    "feedback" : "Exercise: hello\n\n### 1. Correctness\n\n### 2. Suggestion\n\n### 3. Code Style\n",
    "status" : "SUCCESS"
  }
}