first commit

DTOs/Place/PlaceDtos.cs

@@ -0,0 +1,15 @@
+namespace Fitness_core_BE.DTOs.Place
+{
+    public class PlaceDto
+    {
+        public Guid PlaceId { get; set; }
+        public string Name { get; set; } = string.Empty;
+        public string? Description { get; set; }
+        public bool IsActive { get; set; }
+        public DateTime CreatedAt { get; set; }
+
+        // At most one for now -- see AccessDevice.FKPlaceId.
+        public Guid? DeviceId { get; set; }
+        public string? DeviceName { get; set; }
+    }
+}

DTOs/Place/PlaceRequests.cs

@@ -0,0 +1,32 @@
+using System.ComponentModel.DataAnnotations;
+
+namespace Fitness_core_BE.DTOs.Place
+{
+    public class CreatePlaceRequest
+    {
+        [Required]
+        public string Name { get; set; } = string.Empty;
+        public string? Description { get; set; }
+    }
+
+    public class UpdatePlaceRequest
+    {
+        [Required]
+        public Guid PlaceId { get; set; }
+        public string? Name { get; set; }
+        public string? Description { get; set; }
+        public bool? IsActive { get; set; }
+    }
+
+    public class SetPlaceStatusRequest
+    {
+        [Required]
+        public bool IsActive { get; set; }
+    }
+
+    public class AssignPlaceDeviceRequest
+    {
+        // Null unassigns the place's current device.
+        public Guid? DeviceId { get; set; }
+    }
+}