text: /** @file main.cpp
   * Just a simple hello world using libfmt
   */
  // The previous block is needed in every file for which you want to generate documentation
  
  #include <fmt/format.h>
  
  // This should be in the headers
  
  /**
   * @brief A function that does nothing but generate documentation
   * @return The answer to life, the universe and everything
   */
  int foo();
  
  int main(int argc, char* argv[])
  {
      if (argc)
      {
          fmt::print("hello world from {}!", argv[0]);
      }
      return 0;
  }
  
  // Implementation
  int foo() { return 42; }
  