feat: function to header files

Author: arifBurakDemiray

include/countly.hpp

@@ -105,6 +105,11 @@ class Countly : public cly::CountlyDelegates {
    */
   int checkEQSize();
 
+  /*
+   * Checks and returns the size of the request queue in memory or persistent storage.
+   */
+  int checkRQSize();
+
   /**
    * Checks and returns the size of the event queue in persistent storage.
    */

include/countly/request_module.hpp

@@ -35,6 +35,8 @@ class RequestModule {
    */
   void clearRequestQueue();
 
+  long long RQSize();
+
 private:
   class RequestModuleImpl;
   std::unique_ptr<RequestModuleImpl> impl;