feat: implemented sysfs reader class, added new trim method to clean strings

include/SysfsRead.hpp

@@ -36,5 +36,9 @@ class SysfsReader
   SysfsStatus read_status() const;
 
  private:
+  /// @brief Helper method for trimming trailing whitespaces and
+  /// newline indicators
+  /// @param String from the m_path file
+  static void trim_in_place(std::string& string);
   std::filesystem::path m_path;  // Path to the input file.
 };