Rework user interface field API names

src/models/calendar/users/user.interface.ts

@@ -1,7 +1,7 @@
 export interface User {
-	user_id: number;
-	full_name: string;
-	password_hash: string;
+	userId: number;
+	fullName: string;
+	passwordHash: string;
 	email: string;
-	is_active: boolean;
+	isActive: boolean;
 }