LocalDocs version 2 with text embeddings.

gpt4all-chat/localdocs.h

@@ -23,6 +23,7 @@ public:
 
 public Q_SLOTS:
     void handleChunkSizeChanged();
+    void aboutToQuit();
 
 Q_SIGNALS:
     void requestAddFolder(const QString &collection, const QString &path);
@@ -36,7 +37,6 @@ private:
 
 private:
     explicit LocalDocs();
-    ~LocalDocs() {}
     friend class MyLocalDocs;
 };