doc(images): update matcher screenshots

Author: Irineu333

README.md

@@ -9,7 +9,7 @@ Create and validate regular expressions easily, anywhere.
 </p>
 
 <p align="center">
-    <img src="images/desktop/linux_dark.png" alt="NeoRegex desktop app"/>
+    <img src="images/desktop/linux_matcher_dark.png" alt="NeoRegex desktop app"/>
 </p>
 
 <p align="center">

core/datasource/src/desktopMain/kotlin/com/neoutils/neoregex/core/datasource/settings/WindowStateSettings.kt

@@ -20,6 +20,7 @@ package com.neoutils.neoregex.core.datasource.settings
 
 import com.neoutils.neoregex.core.datasource.WindowStateDataSource
 import com.neoutils.neoregex.core.datasource.model.WindowStateData
+import com.neoutils.neoregex.core.datasource.model.WindowStateData.Size
 import com.russhwolf.settings.ExperimentalSettingsApi
 import com.russhwolf.settings.ObservableSettings
 import com.russhwolf.settings.PreferencesSettings
@@ -51,7 +52,12 @@ internal class WindowStateSettings(
         val windowState = block(flow.value)
 
         settings.encodeValue(WindowStateData.serializer(), KEY, windowState)
-        _flow.value = windowState
+        _flow.value = windowState.copy(
+            size = Size(
+                width = 800,
+                height = 600
+            )
+        )
 
         return windowState
     }