evaluation.py

def evaluate_response(context: str, student_response: str) -> dict:
    length_score = min(len(student_response.split()) / 50, 1.0)
    clarity_score = 0.9
    originality_score = 0.8

    return {
        "technical_depth": round(length_score * 10, 1),
        "clarity": round(clarity_score * 10, 1),
        "originality": round(originality_score * 10, 1),
        "feedback": "Evaluation complete. Scores are demo placeholders."
    }