fix: zodded typescript

src/data/data-types.ts

@@ -35,20 +35,28 @@ const roomSchemaHelper = z
   .toUpperCase()
   .trim()
   .transform(normalizeRoomString)
-  .refine((val) => Object.hasOwn(rooms, val) || val === "");
+  .refine((val) => Object.hasOwn(rooms, val));
 
 /**
  * Represents the custom schema for a room.
  *
  * This schema is used to validate if a value is a valid room.
  * A valid room, well, exists in the list of rooms.
- * In addition, this allows an empty string to pass, so that that validation can be caught better.
  */
-const roomSchema = z.custom<keyof typeof rooms | "">(
+const roomSchema = z.custom<keyof typeof rooms>(
   (val) => roomSchemaHelper.safeParse(val).success,
   (val) => ({ message: `${val} is not a room` }),
 );
 
+/**
+ * Represents the custom schema for a room.
+ *
+ * This schema is used to validate if a value is a valid room.
+ * A valid room, well, exists in the list of rooms.
+ * In addition, this allows an empty string to pass, so that that validation can be caught better.
+ */
+const roomSchemaUnion = z.union([roomSchema, z.literal("")]);
+
 /**
  * Represents the schema for profiles data.
  */
@@ -97,7 +105,7 @@ const stairListSchema = z.record(
 
 export {
   profilesListSchema,
-  roomSchema,
+  roomSchemaUnion as roomSchema,
   type Level,
   type Lvl,
   type ProfilesList,