refactor: Restructure project into sources/tests layout and dissolve PluginLLMCore

sources/plugin/ConfigurationManager.hpp

@@ -0,0 +1,48 @@
+// Copyright (C) 2025-2026 Petr Mironychev
+// SPDX-License-Identifier: GPL-3.0-or-later
+// Additional attribution terms under GPLv3 §7(b) apply — see LICENSE
+
+#pragma once
+
+#include <QObject>
+
+#include "templates/PromptTemplateManager.hpp"
+#include "providers/ProvidersManager.hpp"
+#include "settings/GeneralSettings.hpp"
+
+namespace QodeAssist {
+
+class ConfigurationManager : public QObject
+{
+    Q_OBJECT
+
+public:
+    static ConfigurationManager &instance();
+
+    void init();
+
+    void updateTemplateDescription(const Utils::StringAspect &templateAspect);
+    void updateAllTemplateDescriptions();
+    void checkTemplate(const Utils::StringAspect &templateAspect);
+    void checkAllTemplate();
+
+public slots:
+    void selectProvider();
+    void selectModel();
+    void selectTemplate();
+    void selectUrl();
+
+private:
+    explicit ConfigurationManager(QObject *parent = nullptr);
+    ~ConfigurationManager() = default;
+    ConfigurationManager(const ConfigurationManager &) = delete;
+    ConfigurationManager &operator=(const ConfigurationManager &) = delete;
+
+    Settings::GeneralSettings &m_generalSettings;
+    Providers::ProvidersManager &m_providersManager;
+    Templates::PromptTemplateManager &m_templateManger;
+
+    void setupConnections();
+};
+
+} // namespace QodeAssist