Add component to read PDF files into assistants (#439)

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

@@ -631,6 +631,12 @@ UI_TEXT_CONTENT["AISTUDIO::COMPONENTS::PROFILESELECTION::T918741365"] = "You can
 -- Provider
 UI_TEXT_CONTENT["AISTUDIO::COMPONENTS::PROVIDERSELECTION::T900237532"] = "Provider"
 
+-- Use PDF content as input
+UI_TEXT_CONTENT["AISTUDIO::COMPONENTS::READPDFCONTENT::T2849276709"] = "Use PDF content as input"
+
+-- Select PDF file
+UI_TEXT_CONTENT["AISTUDIO::COMPONENTS::READPDFCONTENT::T63272795"] = "Select PDF file"
+
 -- The content is cleaned using an LLM agent: the main content is extracted, advertisements and other irrelevant things are attempted to be removed; relative links are attempted to be converted into absolute links so that they can be used.
 UI_TEXT_CONTENT["AISTUDIO::COMPONENTS::READWEBCONTENT::T1164201762"] = "The content is cleaned using an LLM agent: the main content is extracted, advertisements and other irrelevant things are attempted to be removed; relative links are attempted to be converted into absolute links so that they can be used."
 
@@ -2116,6 +2122,9 @@ UI_TEXT_CONTENT["AISTUDIO::PAGES::ABOUT::T228561878"] = "In order to use any LLM
 -- The C# language is used for the implementation of the user interface and the backend. To implement the user interface with C#, the Blazor technology from ASP.NET Core is used. All these technologies are integrated into the .NET SDK.
 UI_TEXT_CONTENT["AISTUDIO::PAGES::ABOUT::T2329884315"] = "The C# language is used for the implementation of the user interface and the backend. To implement the user interface with C#, the Blazor technology from ASP.NET Core is used. All these technologies are integrated into the .NET SDK."
 
+-- Used PDFium version
+UI_TEXT_CONTENT["AISTUDIO::PAGES::ABOUT::T2368247719"] = "Used PDFium version"
+
 -- This library is used to determine the language of the operating system. This is necessary to set the language of the user interface.
 UI_TEXT_CONTENT["AISTUDIO::PAGES::ABOUT::T2557014401"] = "This library is used to determine the language of the operating system. This is necessary to set the language of the user interface."
 

app/MindWork AI Studio/Assistants/LegalCheck/AssistantLegalCheck.razor

@@ -1,4 +1,5 @@
 @attribute [Route(Routes.ASSISTANT_LEGAL_CHECK)]
+@using AIStudio.Settings.DataModel
 @inherits AssistantBaseCore<AIStudio.Dialogs.Settings.SettingsDialogLegalCheck>
 
 @if (!this.SettingsManager.ConfigurationData.LegalCheck.HideWebContentReader)
@@ -6,6 +7,11 @@
     <ReadWebContent @bind-Content="@this.inputLegalDocument" ProviderSettings="@this.providerSettings" @bind-AgentIsRunning="@this.isAgentRunning" Preselect="@(this.SettingsManager.ConfigurationData.LegalCheck.PreselectOptions && this.SettingsManager.ConfigurationData.LegalCheck.PreselectWebContentReader)" PreselectContentCleanerAgent="@(this.SettingsManager.ConfigurationData.LegalCheck.PreselectOptions && this.SettingsManager.ConfigurationData.LegalCheck.PreselectContentCleanerAgent)"/>
 }
 
+@if (PreviewFeatures.PRE_READ_PDF_2025.IsEnabled(this.SettingsManager))
+{
+    <ReadPDFContent @bind-PDFContent="@this.inputLegalDocument"/>
+}
+
 <MudTextField T="string" Disabled="@this.isAgentRunning" @bind-Text="@this.inputLegalDocument" Validation="@this.ValidatingLegalDocument" AdornmentIcon="@Icons.Material.Filled.DocumentScanner" Adornment="Adornment.Start" Label="@T("Legal document")" Variant="Variant.Outlined" Lines="12" AutoGrow="@true" MaxLines="24" Class="mb-3" UserAttributes="@USER_INPUT_ATTRIBUTES"/>
 <MudTextField T="string" Disabled="@this.isAgentRunning" @bind-Text="@this.inputQuestions" Validation="@this.ValidatingQuestions" AdornmentIcon="@Icons.Material.Filled.QuestionAnswer" Adornment="Adornment.Start" Label="@T("Your questions")" Variant="Variant.Outlined" Lines="6" AutoGrow="@true" MaxLines="12" Class="mb-3" UserAttributes="@USER_INPUT_ATTRIBUTES"/>
 <ProviderSelection @bind-ProviderSettings="@this.providerSettings" ValidateProvider="@this.ValidatingProvider"/>

app/MindWork AI Studio/Assistants/TextSummarizer/AssistantTextSummarizer.razor

@@ -1,4 +1,5 @@
 @attribute [Route(Routes.ASSISTANT_SUMMARIZER)]
+@using AIStudio.Settings.DataModel
 @inherits AssistantBaseCore<AIStudio.Dialogs.Settings.SettingsDialogTextSummarizer>
 
 @if (!this.SettingsManager.ConfigurationData.TextSummarizer.HideWebContentReader)
@@ -6,6 +7,11 @@
     <ReadWebContent @bind-Content="@this.inputText" ProviderSettings="@this.providerSettings" @bind-AgentIsRunning="@this.isAgentRunning" Preselect="@(this.SettingsManager.ConfigurationData.TextSummarizer.PreselectOptions && this.SettingsManager.ConfigurationData.TextSummarizer.PreselectWebContentReader)" PreselectContentCleanerAgent="@(this.SettingsManager.ConfigurationData.TextSummarizer.PreselectOptions && this.SettingsManager.ConfigurationData.TextSummarizer.PreselectContentCleanerAgent)"/>
 }
 
+@if (PreviewFeatures.PRE_READ_PDF_2025.IsEnabled(this.SettingsManager))
+{
+    <ReadPDFContent @bind-PDFContent="@this.inputText"/>
+}
+
 <MudTextField T="string" Disabled="@this.isAgentRunning" @bind-Text="@this.inputText" Validation="@this.ValidatingText" AdornmentIcon="@Icons.Material.Filled.DocumentScanner" Adornment="Adornment.Start" Label="@T("Your input")" Variant="Variant.Outlined" Lines="6" AutoGrow="@true" MaxLines="12" Class="mb-3" UserAttributes="@USER_INPUT_ATTRIBUTES"/>
 <EnumSelection T="CommonLanguages" NameFunc="@(language => language.Name())" @bind-Value="@this.selectedTargetLanguage" Icon="@Icons.Material.Filled.Translate" Label="@T("Target language")" AllowOther="@true" @bind-OtherInput="@this.customTargetLanguage" OtherValue="CommonLanguages.OTHER" LabelOther="@T("Custom target language")" ValidateOther="@this.ValidateCustomLanguage" />
 <EnumSelection T="Complexity" NameFunc="@(complexity => complexity.Name())" @bind-Value="@this.selectedComplexity" Icon="@Icons.Material.Filled.Layers" Label="@T("Target complexity")" AllowOther="@true" @bind-OtherInput="@this.expertInField" OtherValue="Complexity.SCIENTIFIC_LANGUAGE_OTHER_EXPERTS" LabelOther="@T("Your expertise")" ValidateOther="@this.ValidateExpertInField" />

app/MindWork AI Studio/Assistants/Translation/AssistantTranslation.razor

@@ -1,4 +1,5 @@
 @attribute [Route(Routes.ASSISTANT_TRANSLATION)]
+@using AIStudio.Settings.DataModel
 @inherits AssistantBaseCore<AIStudio.Dialogs.Settings.SettingsDialogTranslation>
 
 @if (!this.SettingsManager.ConfigurationData.Translation.HideWebContentReader)
@@ -6,6 +7,11 @@
     <ReadWebContent @bind-Content="@this.inputText" ProviderSettings="@this.providerSettings" @bind-AgentIsRunning="@this.isAgentRunning" Preselect="@(this.SettingsManager.ConfigurationData.Translation.PreselectOptions && this.SettingsManager.ConfigurationData.Translation.PreselectWebContentReader)" PreselectContentCleanerAgent="@(this.SettingsManager.ConfigurationData.Translation.PreselectOptions && this.SettingsManager.ConfigurationData.Translation.PreselectContentCleanerAgent)"/>
 }
 
+@if (PreviewFeatures.PRE_READ_PDF_2025.IsEnabled(this.SettingsManager))
+{
+    <ReadPDFContent @bind-PDFContent="@this.inputText"/>
+}
+
 <MudTextSwitch Label="@T("Live translation")" @bind-Value="@this.liveTranslation" LabelOn="@T("Live translation")" LabelOff="@T("No live translation")"/>
 @if (this.liveTranslation)
 {