[feat] MovieInPlaylist 도메인, repository 추가

src/main/java/com/mookive/mookive_backend/movieInPlaylist/domain/entity/MovieInPlaylist.java

@@ -0,0 +1,32 @@
+package com.mookive.mookive_backend.movieInPlaylist.domain.entity;
+
+import com.mookive.mookive_backend.movie.domain.entity.Movie;
+import com.mookive.mookive_backend.playlist.domain.entity.Playlist;
+import jakarta.persistence.*;
+import lombok.AccessLevel;
+import lombok.Builder;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
+
+@Entity
+@Getter
+@NoArgsConstructor(access = AccessLevel.PROTECTED)
+public class MovieInPlaylist {
+
+    @Id @GeneratedValue(strategy = GenerationType.IDENTITY)
+    private Long id;
+
+    @ManyToOne
+    @JoinColumn(name = "playlist_id")
+    private Playlist playlist;
+
+    @ManyToOne
+    @JoinColumn(name = "movie_id")
+    private Movie movie;
+
+    @Builder
+    public MovieInPlaylist(Playlist playlist, Movie movie) {
+        this.playlist = playlist;
+        this.movie = movie;
+    }
+}

src/main/java/com/mookive/mookive_backend/movieInPlaylist/domain/respository/MovieInPlaylistRepository.java

@@ -0,0 +1,7 @@
+package com.mookive.mookive_backend.movieInPlaylist.domain.respository;
+
+import com.mookive.mookive_backend.movieInPlaylist.domain.entity.MovieInPlaylist;
+import org.springframework.data.jpa.repository.JpaRepository;
+
+public interface MovieInPlaylistRepository extends JpaRepository<MovieInPlaylist, Long> {
+}