3a006f1 fix: correctly update last element value
git-subtree-dir: kiauh/core/submodules/simple_config_parser
git-subtree-split: 3a006f1b4695919f27c6759c94b538acdda13e48
7835d2b refactor: further improvement of adding new sections (#3)
git-subtree-dir: kiauh/core/submodules/simple_config_parser
git-subtree-split: 7835d2b6e37ea0de940b0e4158278f4cfc349379