feat: create surgery booking data

Author: andrea-acampora

src/main/kotlin/entities/surgery/SurgeryBookingData.kt

@@ -0,0 +1,18 @@
+/*
+ * Copyright (c) 2023. Smart Operating Block
+ *
+ * Use of this source code is governed by an MIT-style
+ * license that can be found in the LICENSE file or at
+ * https://opensource.org/licenses/MIT.
+ */
+
+package entities.surgery
+
+/**
+ * The object with all the data for the surgical booking events.
+ */
+object SurgeryBookingData {
+
+    /** The booking of a surgery in a specific [surgeryDate] and of a specific [surgeryType]. */
+    data class SurgeryBooking(val surgeryDate: String, val surgeryType: String)
+}