rename window package to apprt

src/apprt/structs.zig

@@ -0,0 +1,13 @@
+/// ContentScale is the ratio between the current DPI and the platform's
+/// default DPI. This is used to determine how much certain rendered elements
+/// need to be scaled up or down.
+pub const ContentScale = struct {
+    x: f32,
+    y: f32,
+};
+
+/// The size of the window in screen coordinates.
+pub const WindowSize = struct {
+    width: u32,
+    height: u32,
+};