add Stock Entity, Repositoy and Service

src/main/java/fr/eni/demo/bo/Stock.java

@@ -0,0 +1,34 @@
+package fr.eni.demo.bo;
+
+
+import jakarta.persistence.*;
+import lombok.*;
+
+@AllArgsConstructor
+@NoArgsConstructor
+@Getter
+@Setter
+@ToString
+@Builder
+
+@Entity
+@Table(name="GAME")
+public class Stock {
+
+  @Id
+  @GeneratedValue(strategy = GenerationType.IDENTITY)
+  @Column(name = "GAME_ID")
+  private Integer id;
+
+  @Column(name="GAME_NAME", nullable = false)
+  private String name;
+
+  @Column(name="GAME_DESCRIPTION")
+  private String description;
+
+  @Column(name="GAME_REF", nullable = false)
+  private String ref;
+
+  @Column(name="GAME_DAILY_PRICE", nullable = false)
+  private Long dailyPrice;
+}