cleanup in logger code

include/sta/utils/logger.hpp

@@ -58,12 +58,20 @@ namespace sta
         size_t capacity();
 
         /**
-         * @brief Allows reading a single data point from the segment.
+         * @brief Get the ith element stored in the flash storage.
          * 
-         * @param idx The index of the segement.
-         * @return T The read data value.
+         * @param i The index of the element to read. 
+         * @return T The ith element stored in the flash storage.
          */
-        T operator[](std::size_t idx);
+        T get(std::size_t i);
+
+        /**
+         * @brief Get the ith element stored in the flash storage.
+         * 
+         * @param i The index of the element to read. 
+         * @return T The ith element stored in the flash storage.
+         */
+        T operator[](std::size_t i);
     private:
         void findLast();