Add 피드 선호도 테이블 추가 (#3)

recommender_system/core/models/feed_score.py

@@ -0,0 +1,22 @@
+# Import Library
+from pydantic import BaseModel
+from sqlalchemy import Column, INT
+from core.models.user import User
+from core.models.feed import Feed
+from core.models import Score
+
+
+class FeedScore(BaseModel):
+    __tablename__ = "feed_score"
+
+    """
+    @:param
+    user_id : 유저 아이디
+    feed_id : 피드 아이디
+    stay_time : 머문 시간
+    score : 점수
+    """
+    user_id: Column(User.nick_name)
+    feed_id: Column(Feed.id)
+    stay_time: Column(INT, default=0)
+    score: Score