Add settings prompt drop zones

app/MindWork AI Studio/Assistants/I18N/allTexts.lua

@@ -6541,6 +6541,9 @@ UI_TEXT_CONTENT["AISTUDIO::DIALOGS::SETTINGS::SETTINGSDIALOGBATCHPROCESSING::T34
 -- The current content of this Markdown file is loaded whenever the defaults are applied.
 UI_TEXT_CONTENT["AISTUDIO::DIALOGS::SETTINGS::SETTINGSDIALOGBATCHPROCESSING::T3468539567"] = "The current content of this Markdown file is loaded whenever the defaults are applied."
 
+-- Load default prompt from file
+UI_TEXT_CONTENT["AISTUDIO::DIALOGS::SETTINGS::SETTINGSDIALOGBATCHPROCESSING::T3763644960"] = "Load default prompt from file"
+
 -- Default results table name
 UI_TEXT_CONTENT["AISTUDIO::DIALOGS::SETTINGS::SETTINGSDIALOGBATCHPROCESSING::T3816237687"] = "Default results table name"
 
@@ -6562,6 +6565,9 @@ UI_TEXT_CONTENT["AISTUDIO::DIALOGS::SETTINGS::SETTINGSDIALOGBATCHPROCESSING::T48
 -- Default output mode
 UI_TEXT_CONTENT["AISTUDIO::DIALOGS::SETTINGS::SETTINGSDIALOGBATCHPROCESSING::T601648878"] = "Default output mode"
 
+-- Load default Markdown instructions file
+UI_TEXT_CONTENT["AISTUDIO::DIALOGS::SETTINGS::SETTINGSDIALOGBATCHPROCESSING::T626322240"] = "Load default Markdown instructions file"
+
 -- Default source of the instructions
 UI_TEXT_CONTENT["AISTUDIO::DIALOGS::SETTINGS::SETTINGSDIALOGBATCHPROCESSING::T704081768"] = "Default source of the instructions"
 

app/MindWork AI Studio/Components/ReadFileContent.razor.cs

@@ -27,6 +27,12 @@ public partial class ReadFileContent : MSGComponentBase
     [Parameter]
     public EventCallback<string> FileContentChanged { get; set; }
 
+    /// <summary>
+    /// Reports the path after a file was loaded successfully.
+    /// </summary>
+    [Parameter]
+    public EventCallback<string> FilePathLoaded { get; set; }
+
     /// <summary>
     /// If true, the component will display the state of the attached document (if any).
     /// </summary>
@@ -359,6 +365,7 @@ public partial class ReadFileContent : MSGComponentBase
     private async Task ApplyFileContentAsync(string fileContent, string filePath)
     {
         await this.FileContentChanged.InvokeAsync(fileContent);
+        await this.FilePathLoaded.InvokeAsync(filePath);
         this.loadedFileName = Path.GetFileName(filePath);
         this.hasLoadedFileContent = true;
     }

app/MindWork AI Studio/Dialogs/Settings/SettingsDialogBatchProcessing.razor

@@ -23,10 +23,12 @@
             <ConfigurationSelect OptionDescription="@T("Default source of the instructions")" Disabled="@this.DefaultsDisabled" SelectedValue="@(() => this.SettingsManager.ConfigurationData.BatchProcessing.PromptSource)" Data="@this.PromptSourceData" SelectionUpdate="@(value => this.SettingsManager.ConfigurationData.BatchProcessing.PromptSource = value)" IsLocked="() => ManagedConfiguration.TryGet(x => x.BatchProcessing, x => x.PromptSource, out var meta) && meta.IsLocked"/>
             @if (this.SettingsManager.ConfigurationData.BatchProcessing.PromptSource is BatchProcessingPromptSource.FREE_PROMPT)
             {
+                <ReadFileContent Text="@T("Load default prompt from file")" FileContent="@this.SettingsManager.ConfigurationData.BatchProcessing.FreePrompt" FileContentChanged="@this.UpdateFreePromptFromFileAsync" EnableDragDrop="true" Layer="@DropLayers.DIALOGS" CatchAllDocuments="true" Disabled="@this.FreePromptImportDisabled()"/>
                 <ConfigurationText OptionDescription="@T("Default prompt")" Disabled="@this.DefaultsDisabled" Icon="@Icons.Material.Filled.EditNote" NumLines="5" MaxLines="26" Text="@(() => this.SettingsManager.ConfigurationData.BatchProcessing.FreePrompt)" TextUpdate="@(value => this.SettingsManager.ConfigurationData.BatchProcessing.FreePrompt = value)" OptionHelp="@T("These instructions are applied to every document of a new batch run.")" IsLocked="() => ManagedConfiguration.TryGet(x => x.BatchProcessing, x => x.FreePrompt, out var meta) && meta.IsLocked"/>
             }
             else if (this.SettingsManager.ConfigurationData.BatchProcessing.PromptSource is BatchProcessingPromptSource.FILE_IMPORT)
             {
+                <ReadFileContent Text="@T("Load default Markdown instructions file")" Filter="@([FileTypes.MARKDOWN])" FilePathLoaded="@this.UpdatePromptFilePathAsync" EnableDragDrop="true" Layer="@DropLayers.DIALOGS" CatchAllDocuments="true" Disabled="@this.PromptFileImportDisabled()"/>
                 <ConfigurationFile OptionDescription="@T("Default Markdown instructions file")" Disabled="@this.DefaultsDisabled" Icon="@Icons.Material.Filled.Description" Text="@(() => this.SettingsManager.ConfigurationData.BatchProcessing.PromptFilePath)" TextUpdate="@(value => this.SettingsManager.ConfigurationData.BatchProcessing.PromptFilePath = value)" FileDialogTitle="@T("Select the default Markdown instructions file")" Filter="@([FileTypes.MARKDOWN])" OptionHelp="@T("The current content of this Markdown file is loaded whenever the defaults are applied.")" IsLocked="() => ManagedConfiguration.TryGet(x => x.BatchProcessing, x => x.PromptFilePath, out var meta) && meta.IsLocked"/>
             }
             else

app/MindWork AI Studio/Dialogs/Settings/SettingsDialogBatchProcessing.razor.cs

@@ -7,6 +7,30 @@ public partial class SettingsDialogBatchProcessing : SettingsDialogBase
 {
     private bool DefaultsDisabled() => !this.SettingsManager.ConfigurationData.BatchProcessing.PreselectOptions;
 
+    private bool FreePromptImportDisabled() => this.DefaultsDisabled()
+                                               || ManagedConfiguration.TryGet(x => x.BatchProcessing, x => x.FreePrompt, out var meta) && meta.IsLocked;
+
+    private bool PromptFileImportDisabled() => this.DefaultsDisabled()
+                                                || ManagedConfiguration.TryGet(x => x.BatchProcessing, x => x.PromptFilePath, out var meta) && meta.IsLocked;
+
+    private async Task UpdateFreePromptFromFileAsync(string content)
+    {
+        this.SettingsManager.ConfigurationData.BatchProcessing.FreePrompt = content;
+        await this.StoreImportedDefaultAsync();
+    }
+
+    private async Task UpdatePromptFilePathAsync(string path)
+    {
+        this.SettingsManager.ConfigurationData.BatchProcessing.PromptFilePath = path;
+        await this.StoreImportedDefaultAsync();
+    }
+
+    private async Task StoreImportedDefaultAsync()
+    {
+        await this.SettingsManager.StoreSettings();
+        await this.MessageBus.SendMessage<bool>(this, Event.CONFIGURATION_CHANGED);
+    }
+
     private IReadOnlyList<ConfigurationSelectData<BatchProcessingPromptSource>> PromptSourceData =>
     [
         .. Enum