common: refactor common library pt2 (#8588)

- remove common lib
- split settings, remove common-md
- move ipc interop/kb_layout to interop
- rename core -> settings, settings -> old_settings
- os-detect header-only; interop -> PowerToysInterop
- split notifications, move single-use headers where they're used
- winstore lib
- rename com utils
- rename Updating and Telemetry projects
- rename core -> settings-ui and remove examples folder
- rename settings-ui folder + consisent common/version include

src/settings-ui/Microsoft.PowerToys.Settings.UI.Library/PowerPreviewProperties.cs

@@ -0,0 +1,85 @@
+// Copyright (c) Microsoft Corporation
+// The Microsoft Corporation licenses this file to you under the MIT license.
+// See the LICENSE file in the project root for more information.
+
+using System.Runtime.CompilerServices;
+using System.Text.Json;
+using System.Text.Json.Serialization;
+using Microsoft.PowerToys.Settings.Telemetry;
+using Microsoft.PowerToys.Telemetry;
+
+namespace Microsoft.PowerToys.Settings.UI.Library
+{
+    public class PowerPreviewProperties
+    {
+        private bool enableSvgPreview = true;
+
+        [JsonPropertyName("svg-previewer-toggle-setting")]
+        [JsonConverter(typeof(BoolPropertyJsonConverter))]
+        public bool EnableSvgPreview
+        {
+            get => enableSvgPreview;
+            set
+            {
+                if (value != enableSvgPreview)
+                {
+                    LogTelemetryEvent(value);
+                    enableSvgPreview = value;
+                }
+            }
+        }
+
+        private bool enableSvgThumbnail = true;
+
+        [JsonPropertyName("svg-thumbnail-toggle-setting")]
+        [JsonConverter(typeof(BoolPropertyJsonConverter))]
+        public bool EnableSvgThumbnail
+        {
+            get => enableSvgThumbnail;
+            set
+            {
+                if (value != enableSvgThumbnail)
+                {
+                    LogTelemetryEvent(value);
+                    enableSvgThumbnail = value;
+                }
+            }
+        }
+
+        private bool enableMdPreview = true;
+
+        [JsonPropertyName("md-previewer-toggle-setting")]
+        [JsonConverter(typeof(BoolPropertyJsonConverter))]
+        public bool EnableMdPreview
+        {
+            get => enableMdPreview;
+            set
+            {
+                if (value != enableMdPreview)
+                {
+                    LogTelemetryEvent(value);
+                    enableMdPreview = value;
+                }
+            }
+        }
+
+        public PowerPreviewProperties()
+        {
+        }
+
+        public override string ToString()
+        {
+            return JsonSerializer.Serialize(this);
+        }
+
+        private static void LogTelemetryEvent(bool value, [CallerMemberName] string propertyName = null)
+        {
+            var dataEvent = new SettingsEnabledEvent()
+            {
+                Value = value,
+                Name = propertyName,
+            };
+            PowerToysTelemetry.Log.WriteEvent(dataEvent);
+        }
+    }
+}