new chatlistview component, file attachments, performance & primitive test

Plugins/ZShell/Llm/generation.hpp

@@ -21,6 +21,8 @@ class ChatGeneration : public QObject {
 	Q_PROPERTY(
 		QString content READ content WRITE setContent NOTIFY contentChanged)
 	Q_PROPERTY(QString reasoning READ reasoning NOTIFY reasoningChanged)
+	Q_PROPERTY(bool error READ error NOTIFY errorChanged)
+	Q_PROPERTY(QString errorMessage READ errorMessage NOTIFY errorChanged)
 	Q_PROPERTY(
 		qint64 reasoningElapsedMs READ reasoningElapsedMs NOTIFY
 			elapsedMsChanged)
@@ -48,6 +50,8 @@ class ChatGeneration : public QObject {
 
 	[[nodiscard]] QString content() const;
 	[[nodiscard]] QString reasoning() const;
+	[[nodiscard]] bool error() const { return m_hasError; }
+	[[nodiscard]] QString errorMessage() const { return m_errorMessage; }
 	[[nodiscard]] bool reasoningActive() const;
 	[[nodiscard]] qint64 reasoningElapsedMs() const;
 	[[nodiscard]] qint64 contentElapsedMs() const;
@@ -65,11 +69,13 @@ class ChatGeneration : public QObject {
 
 	Q_INVOKABLE void approveTools();
 	Q_INVOKABLE void denyTools();
+	Q_INVOKABLE void dismissError();
 
 	void setContent(const QString& value);
 	void appendContent(const QString& piece);
 	void appendReasoning(const QString& piece);
 	void setStreaming(bool value);
+	void setError(const QString& value);
 
 	[[nodiscard]] LlmSegment* openContentSegment();
 	[[nodiscard]] LlmSegment* openReasoningSegment();
@@ -81,6 +87,7 @@ class ChatGeneration : public QObject {
 	Q_SIGNALS:
 	void contentChanged();
 	void reasoningChanged();
+	void errorChanged();
 	void reasoningActiveChanged();
 	void elapsedMsChanged();
 	void streamingChanged();
@@ -98,6 +105,8 @@ class ChatGeneration : public QObject {
 	bool m_streaming = false;
 	bool m_approvalPending = false;
 	qint64 m_timestamp;
+	bool m_hasError = false;
+	QString m_errorMessage;
 };
 
 } // namespace ZShell::llm