tuning logs, max queue size, preallocate strings, all working

fan_control/include/serial.hpp

@@ -1,22 +1,20 @@
 #include <Arduino.h>
-#include <queue>
+#include <list>
 
 class WsSerial{
-    std::queue<String> debug;
+    std::list<String> debug;
 
     public:
-    inline void print(const String& line){  
-        // enable debug the debugging Serial.println(line.c_str()); 
-        debug.push(line); 
-        }
+    inline void print(const String& line){  println(line); }
     inline void println(const String& line){
         // enable debug the debugging Serial.println(line.c_str()); 
-        debug.push(line); 
+        if(debug.size() > 100 ) debug.pop_back();
+        debug.push_front(line); 
         }
     inline void println(const float num){ println(String(num)) ; };
 
     inline const String& first(){ return debug.front();};
-    inline void pop(){  debug.pop(); };
+    inline void pop(){ return debug.pop_front();};
     inline bool empty(){ return debug.empty();};
 };