Apply correct thread

composeApp/src/commonMain/kotlin/press/mantra/compose/ui/view/model/AddArtifactViewModel.kt

@@ -130,9 +130,14 @@ class AddArtifactViewModel(
                 dialectNameField.clearText()
                 dialectCountryField.clearText()
                 dialectLanguageField.clearText()
-                onSuccess.invoke()
+
+                viewModelScope.launch(Dispatchers.Main) {
+                    onSuccess.invoke()
+                }
             } else {
-                onFailure.invoke()
+                viewModelScope.launch(Dispatchers.Main) {
+                    onFailure.invoke()
+                }
             }
 
             isActionPending.value = false

composeApp/src/commonMain/kotlin/press/mantra/compose/ui/view/model/AddChapterViewModel.kt

@@ -56,7 +56,9 @@ class AddChapterViewModel(
         val originalText = originalTextField.text.toString()
 
         if (name.isBlank() || originalText.isBlank()) {
-            onFailure.invoke()
+            viewModelScope.launch(Dispatchers.Main) {
+                onFailure.invoke()
+            }
             return
         }
 
@@ -80,9 +82,13 @@ class AddChapterViewModel(
             if (chapter != null) {
                 nameField.clearText()
                 originalTextField.clearText()
-                onSuccess.invoke()
+                viewModelScope.launch(Dispatchers.Main) {
+                    onSuccess.invoke()
+                }
             } else {
-                onFailure.invoke()
+                viewModelScope.launch(Dispatchers.Main) {
+                    onFailure.invoke()
+                }
             }
 
             isActionPending.value = false