src/main/java/com/example/g8backend/service/IPostRatingService.java

package com.example.g8backend.service;

import com.example.g8backend.dto.ApiResponse;

public interface IPostRatingService {
    void ratePost(Long userId, Long postId, Integer rating);
    Double getAverageRating(Long postId);

    Long getRatingUserCount(Long postId);
}