changed settings saving (#3)

Reviewed-on: #3
Co-authored-by: Aleksandr Neychev <alexnejchev73@gmail.com>

CursorLang.Core/Models/PopupPlacement.cs

@@ -19,7 +19,7 @@ public enum PopupPlacementMode
 }
 
 /// <summary>
-/// Which side of the cursor or the caret to show the popup on.
+/// Which side of the cursor to show the popup on.
 /// </summary>
 public enum AnchorSide
 {
@@ -31,6 +31,21 @@ public enum AnchorSide
     BottomRight,
 }
 
+/// <summary>
+/// Which side of the caret to show the popup on.
+/// </summary>
+/// <remarks>
+/// Only the two sides, unlike <see cref="AnchorSide"/>. The caret stands in a line of
+/// text being written, and above or below it is exactly where the next line is: the
+/// popup would cover what is being read. To the side it covers nothing, and the line
+/// it lines up with is the one the caret is in.
+/// </remarks>
+public enum CaretSide
+{
+    Left,
+    Right,
+}
+
 /// <summary>
 /// The place on the monitor for the <see cref="PopupPlacementMode.FixedPoint"/> mode.
 /// </summary>