[F] CardTimestamp relationship definition

src/main/java/ext/Ext.kt

@@ -267,4 +267,4 @@ fun List<List<Any?>>.numCsv(vararg head: Str) = head.joinToString(",") + "\n" +
     joinToString("\n") { it.joinToString(",") }
 
 // DI
-inline fun <reified T> ApplicationContext.lazy() = lazy { getBean(T::class.java) }
+inline fun <reified T> ApplicationContext.lazy() = lazy { getBean(T::class.java) }

src/main/java/icu/samnyan/aqua/sega/general/model/CardTimestamp.kt

@@ -21,8 +21,8 @@ class CardTimestamp(
 
     var game: Str,
 
-    @OneToOne(fetch = FetchType.LAZY)
-    @JoinColumn(name = "card_id", unique = true)
+    @ManyToOne(fetch = FetchType.LAZY)
+    @JoinColumn(name = "card_id")
     var card: Card? = null,
 )